CLAIMBOUND / SOURCE-PUBLICATION EVIDENCE

Advertising

70 distinct source statements, not 70 independently proven facts. 70 results use an official primary source; 0 retain their explicitly limited Wikidata publication boundary.

Every card identifies what it proves, what it does not prove, its exact quote, locator, source hash, and local rerun command.

70 / 70primary-source statements
0 / 70independent ClaimBound reruns
CB7K-DOM091-C01registry slot CB7K-DOM091-T01-G01PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

1. OECD Competition in Digital Advertising Markets (2020) · PDF page 9

Narrow public claim

Advertising can play an important role in markets by improving information flows and addressing information asymmetries to alert consumers to new products or deals.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 9
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
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Exact source quote
Advertising can play an important role in markets by improving information flows and addressing information asymmetries to alert consumers to new products or deals.
CB7K-DOM091-C02registry slot CB7K-DOM091-T01-G02PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

2. OECD Competition in Digital Advertising Markets (2020) · PDF page 9

Narrow public claim

The aim of this background note is to support discussion at the Competition Committee’s Working Party 2 roundtable on digital advertising markets on 30 November 2020.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 9
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t01_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
The aim of this background note is to support discussion at the Competition Committee’s Working Party 2 roundtable on digital advertising markets on 30 November 2020.
CB7K-DOM091-C03registry slot CB7K-DOM091-T01-G03PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

3. OECD Competition in Digital Advertising Markets (2020) · PDF page 10

Narrow public claim

The OECD’s Committee on Consumer Policy has also undertaken work relevant to digital advertising markets.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 10
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

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Exact source quote
The OECD’s Committee on Consumer Policy has also undertaken work relevant to digital advertising markets.
CB7K-DOM091-C04registry slot CB7K-DOM091-T01-G04PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

4. OECD Competition in Digital Advertising Markets (2020) · PDF page 12

Narrow public claim

Traditional avenues for reaching consumers (especially younger consumers) are becoming less relevant and are being replaced by digital channels.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 12
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

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Exact source quote
Traditional avenues for reaching consumers (especially younger consumers) are becoming less relevant and are being replaced by digital channels.
CB7K-DOM091-C05registry slot CB7K-DOM091-T01-G05PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

5. OECD Competition in Digital Advertising Markets (2020) · PDF page 13

Narrow public claim

First, it can be used to target (and retarget) ads.3 Second, it can be used to track how users interact with ads, which can be used to determine the effectiveness of advertising campaigns.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 13
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t01_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
First, it can be used to target (and retarget) ads.3 Second, it can be used to track how users interact with ads, which can be used to determine the effectiveness of advertising campaigns.
CB7K-DOM091-C06registry slot CB7K-DOM091-T01-G06PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

6. OECD Competition in Digital Advertising Markets (2020) · PDF page 13

Narrow public claim

Third, tracking of consumer reactions can be important for advertising payments that are related to specific user outcomes, such as “clicks”, webpage visits, or purchases, for example.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 13
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t01_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Third, tracking of consumer reactions can be important for advertising payments that are related to specific user outcomes, such as “clicks”, webpage visits, or purchases, for example.
CB7K-DOM091-C07registry slot CB7K-DOM091-T01-G07PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

7. OECD Competition in Digital Advertising Markets (2020) · PDF page 14

Narrow public claim

More generally, AI is the broad science of machines attempting to mimic human abilities, using AI systems.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 14
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t01_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
More generally, AI is the broad science of machines attempting to mimic human abilities, using AI systems.
CB7K-DOM091-C08registry slot CB7K-DOM091-T01-G08PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

8. OECD Competition in Digital Advertising Markets (2020) · PDF page 14

Narrow public claim

Machine learning can also facilitate A/B testing, which allows marketers to test which form of ad is most effective by running multiple versions over a testing period.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 14
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

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Exact source quote
Machine learning can also facilitate A/B testing, which allows marketers to test which form of ad is most effective by running multiple versions over a testing period.
CB7K-DOM091-C09registry slot CB7K-DOM091-T01-G09PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

9. OECD Competition in Digital Advertising Markets (2020) · PDF page 15

Narrow public claim

In addition, content providers and social media platforms offer new forms of search advertising, such as native advertising and user-generated ads, including “influencer” advertising.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 15
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t01_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
In addition, content providers and social media platforms offer new forms of search advertising, such as native advertising and user-generated ads, including “influencer” advertising.
CB7K-DOM091-C10registry slot CB7K-DOM091-T01-G10PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

10. OECD Competition in Digital Advertising Markets (2020) · PDF page 15

Narrow public claim

For this reason, search advertising, which allows advertisers to pay to have their listings included or prioritised among the results returned in response to a consumer’s search query, can provide advertisers with direct access to consumers exactly when they are looking to make a purchase.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 15
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

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Exact source quote
For this reason, search advertising, which allows advertisers to pay to have their listings included or prioritised among the results returned in response to a consumer’s search query, can provide advertisers with direct access to consumers exactly when they are looking to make a purchase.
CB7K-DOM091-C11registry slot CB7K-DOM091-T02-G01PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

11. OECD Competition in Digital Advertising Markets (2020) · PDF page 17

Narrow public claim

Note that at least half of all TikTok users (some 400 million) are in based China, where the platform is called Douyin.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 17
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t02_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Note that at least half of all TikTok users (some 400 million) are in based China, where the platform is called Douyin.
CB7K-DOM091-C12registry slot CB7K-DOM091-T02-G02PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

12. OECD Competition in Digital Advertising Markets (2020) · PDF page 19

Narrow public claim

Namely, the digital advertising supply chain, and the electronic trading of digital advertising, which is largely facilitated through auctions.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 19
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t02_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Namely, the digital advertising supply chain, and the electronic trading of digital advertising, which is largely facilitated through auctions.
CB7K-DOM091-C13registry slot CB7K-DOM091-T02-G03PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

13. OECD Competition in Digital Advertising Markets (2020) · PDF page 19

Narrow public claim

In traditional forms of media advertising, the supply chain was usually straightforward and might have been as simple as the advertiser going directly to a publisher (perhaps via an advertising agency).

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 19
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

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Exact source quote
In traditional forms of media advertising, the supply chain was usually straightforward and might have been as simple as the advertiser going directly to a publisher (perhaps via an advertising agency).
CB7K-DOM091-C14registry slot CB7K-DOM091-T02-G04PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

14. OECD Competition in Digital Advertising Markets (2020) · PDF page 20

Narrow public claim

Supply side of the market The supply side of the market comprises the suppliers of advertising space, being publishers, and the intermediaries that provide services to publishers to help them sell that space.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 20
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
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Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t02_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Supply side of the market The supply side of the market comprises the suppliers of advertising space, being publishers, and the intermediaries that provide services to publishers to help them sell that space.
CB7K-DOM091-C15registry slot CB7K-DOM091-T02-G05PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

15. OECD Competition in Digital Advertising Markets (2020) · PDF page 20

Narrow public claim

Larger publishers, for example, Facebook and Google (for Internet search and YouTube), as well as some of the larger news media sites, can sell their ad inventory directly to advertisers.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 20
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t02_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Larger publishers, for example, Facebook and Google (for Internet search and YouTube), as well as some of the larger news media sites, can sell their ad inventory directly to advertisers.
CB7K-DOM091-C16registry slot CB7K-DOM091-T02-G06PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

16. OECD Competition in Digital Advertising Markets (2020) · PDF page 21

Narrow public claim

Ad networks may specialise by concentrating on a particular type of consumer, device, quality of service, or network of publishers.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 21
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t02_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Ad networks may specialise by concentrating on a particular type of consumer, device, quality of service, or network of publishers.
CB7K-DOM091-C17registry slot CB7K-DOM091-T02-G07PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

17. OECD Competition in Digital Advertising Markets (2020) · PDF page 21

Narrow public claim

Similarly, Google’s Display Network includes over 2 million websites, videos and apps, both within and outside of its business, and reaches over 90 % of Internet users worldwide.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 21
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t02_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Similarly, Google’s Display Network includes over 2 million websites, videos and apps, both within and outside of its business, and reaches over 90 % of Internet users worldwide.
CB7K-DOM091-C18registry slot CB7K-DOM091-T02-G08PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

18. OECD Competition in Digital Advertising Markets (2020) · PDF page 22

Narrow public claim

They also include “advertiser ad serving services”, which ensure the delivery of an ad onto a publisher’s website (or app).

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 22
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t02_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
They also include “advertiser ad serving services”, which ensure the delivery of an ad onto a publisher’s website (or app).
CB7K-DOM091-C19registry slot CB7K-DOM091-T02-G09PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

19. OECD Competition in Digital Advertising Markets (2020) · PDF page 22

Narrow public claim

That is, they provide services to help advertisers manage their ad campaigns.15 Advertisers may also use Data Management Platforms (DMPs), which are software platforms that collect, analyse and manage first and third-party data in order to identify audience segments for the purposes of targeted advertising.16 DMPs are usually linked to a DSP to provide integrated services to advertisers.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 22
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t02_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
That is, they provide services to help advertisers manage their ad campaigns.15 Advertisers may also use Data Management Platforms (DMPs), which are software platforms that collect, analyse and manage first and third-party data in order to identify audience segments for the purposes of targeted advertising.16 DMPs are usually linked to a DSP to provide integrated services to advertisers.
CB7K-DOM091-C20registry slot CB7K-DOM091-T02-G10PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

20. OECD Competition in Digital Advertising Markets (2020) · PDF page 23

Narrow public claim

It is an auction process in which a handful of advertisers bid against one another to buy a publisher’s inventory.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 23
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
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Exact source quote
It is an auction process in which a handful of advertisers bid against one another to buy a publisher’s inventory.
CB7K-DOM091-C21registry slot CB7K-DOM091-T03-G01PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

21. OECD Competition in Digital Advertising Markets (2020) · PDF page 23

Narrow public claim

Programmatic advertising offers a range of benefits such as “greater liquidity, better return-on-investment metrics, more precise ad targeting and lower transaction costs” (U.S.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 23
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
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python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Programmatic advertising offers a range of benefits such as “greater liquidity, better return-on-investment metrics, more precise ad targeting and lower transaction costs” (U.S.
CB7K-DOM091-C22registry slot CB7K-DOM091-T03-G02PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

22. OECD Competition in Digital Advertising Markets (2020) · PDF page 24

Narrow public claim

These have concerned the order in which exchanges can bid, the number of exchanges that can compete at once in real time, and whether auctions are “first-price” or “second-price”.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 24
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
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python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
These have concerned the order in which exchanges can bid, the number of exchanges that can compete at once in real time, and whether auctions are “first-price” or “second-price”.
CB7K-DOM091-C23registry slot CB7K-DOM091-T03-G03PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

23. OECD Competition in Digital Advertising Markets (2020) · PDF page 24

Narrow public claim

However, in the interim, some auctions were only dynamic for certain players, which potentially gave those players an advantage.18 In particular, it would allow those exchanges to bid in real time against other exchanges’ historical averages, which arguably gave a particular advantage for higher value inventory.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 24
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
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python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
However, in the interim, some auctions were only dynamic for certain players, which potentially gave those players an advantage.18 In particular, it would allow those exchanges to bid in real time against other exchanges’ historical averages, which arguably gave a particular advantage for higher value inventory.
CB7K-DOM091-C24registry slot CB7K-DOM091-T03-G04PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

24. OECD Competition in Digital Advertising Markets (2020) · PDF page 25

Narrow public claim

In comparison, in first-price auctions, the highest bidder wins, and has to pay whatever they bid.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 25
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
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Repeat this exact check locally

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python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
In comparison, in first-price auctions, the highest bidder wins, and has to pay whatever they bid.
CB7K-DOM091-C25registry slot CB7K-DOM091-T03-G05PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

25. OECD Competition in Digital Advertising Markets (2020) · PDF page 25

Narrow public claim

The type of auction can affect market outcomes and has particular implications for bidding strategies of advertisers.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 25
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
The type of auction can affect market outcomes and has particular implications for bidding strategies of advertisers.
CB7K-DOM091-C26registry slot CB7K-DOM091-T03-G06PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

26. OECD Competition in Digital Advertising Markets (2020) · PDF page 27

Narrow public claim

Advertisers are willing to pay more for “exclusive” eyeballs than for those that can be reached through multiple means.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 27
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
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Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Advertisers are willing to pay more for “exclusive” eyeballs than for those that can be reached through multiple means.
CB7K-DOM091-C27registry slot CB7K-DOM091-T03-G07PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

27. OECD Competition in Digital Advertising Markets (2020) · PDF page 27

Narrow public claim

The revenue model for these businesses often came later, with many opting to sell advertising space once they had a sizable user base.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 27
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
The revenue model for these businesses often came later, with many opting to sell advertising space once they had a sizable user base.
CB7K-DOM091-C28registry slot CB7K-DOM091-T03-G08PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

28. OECD Competition in Digital Advertising Markets (2020) · PDF page 28

Narrow public claim

It also recommended an inquiry into the supply of ad tech services and advertising agencies, which commenced in February 2020, and is due to conclude in August 2021.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 28
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
It also recommended an inquiry into the supply of ad tech services and advertising agencies, which commenced in February 2020, and is due to conclude in August 2021.
CB7K-DOM091-C29registry slot CB7K-DOM091-T03-G09PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

29. OECD Competition in Digital Advertising Markets (2020) · PDF page 28

Narrow public claim

United Kingdom The Competition and Markets Authority (CMA) launched a market study on online platforms and digital advertising in July 2019, with the final report published in July 2020.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 28
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
United Kingdom The Competition and Markets Authority (CMA) launched a market study on online platforms and digital advertising in July 2019, with the final report published in July 2020.
CB7K-DOM091-C30registry slot CB7K-DOM091-T03-G10PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

30. OECD Competition in Digital Advertising Markets (2020) · PDF page 29

Narrow public claim

Other business models New business models are emerging as a market response to consumer dislike of digital advertising and increased online tracking, which is also resulting in increased use of ad blocking services.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 29
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t03_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Other business models New business models are emerging as a market response to consumer dislike of digital advertising and increased online tracking, which is also resulting in increased use of ad blocking services.
CB7K-DOM091-C31registry slot CB7K-DOM091-T04-G01PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

31. OECD Competition in Digital Advertising Markets (2020) · PDF page 29

Narrow public claim

Instead, it earns revenue from digital ads that are based solely on the search terms entered by the user, and some revenue from affiliates who pay DuckDuckGo when it sends a user to an affiliate’s site 4.1.2.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 29
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t04_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Instead, it earns revenue from digital ads that are based solely on the search terms entered by the user, and some revenue from affiliates who pay DuckDuckGo when it sends a user to an affiliate’s site 4.1.2.
CB7K-DOM091-C32registry slot CB7K-DOM091-T04-G02PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

32. OECD Competition in Digital Advertising Markets (2020) · PDF page 30

Narrow public claim

Multi-homing could be due to product differentiation meaning that the platforms are not close substitutes, and could arguably be in separate product markets.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 30
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t04_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Multi-homing could be due to product differentiation meaning that the platforms are not close substitutes, and could arguably be in separate product markets.
CB7K-DOM091-C33registry slot CB7K-DOM091-T04-G03PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

33. OECD Competition in Digital Advertising Markets (2020) · PDF page 30

Narrow public claim

These factors together suggest that new entrants may find it difficult to attract publishers.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 30
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t04_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
These factors together suggest that new entrants may find it difficult to attract publishers.
CB7K-DOM091-C34registry slot CB7K-DOM091-T04-G04PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

34. OECD Competition in Digital Advertising Markets (2020) · PDF page 31

Narrow public claim

This can make it difficult for new entrants to compete with incumbent platforms as their marginal costs will be higher until they achieve a similar scale.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 31
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t04_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
This can make it difficult for new entrants to compete with incumbent platforms as their marginal costs will be higher until they achieve a similar scale.
CB7K-DOM091-C35registry slot CB7K-DOM091-T04-G05PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

35. OECD Competition in Digital Advertising Markets (2020) · PDF page 31

Narrow public claim

Economies of scope may also be relevant given some of the key players in digital advertising operate across multiple distinct but related markets.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 31
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t04_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Economies of scope may also be relevant given some of the key players in digital advertising operate across multiple distinct but related markets.
CB7K-DOM091-C36registry slot CB7K-DOM091-T04-G06PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

36. OECD Competition in Digital Advertising Markets (2020) · PDF page 32

Narrow public claim

Click-and-query data helps search engines to improve the relevance of results by training the search algorithm.  Access to location data, which can be used to better target advertising.  Agreements with providers of mobile devices to be the default browser and search engine.  Economies of scale in developing a web index (that is, indexing the contents of a website or of the Internet as a whole) are also a potential barrier to entry.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 32
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t04_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Click-and-query data helps search engines to improve the relevance of results by training the search algorithm.  Access to location data, which can be used to better target advertising.  Agreements with providers of mobile devices to be the default browser and search engine.  Economies of scale in developing a web index (that is, indexing the contents of a website or of the Internet as a whole) are also a potential barrier to entry.
CB7K-DOM091-C37registry slot CB7K-DOM091-T04-G07PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

37. OECD Competition in Digital Advertising Markets (2020) · PDF page 32

Narrow public claim

In comparison, cross-side network effects occur where a social network attracts advertisers, which is important to raising revenue.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 32
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t04_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
In comparison, cross-side network effects occur where a social network attracts advertisers, which is important to raising revenue.
CB7K-DOM091-C38registry slot CB7K-DOM091-T04-G08PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

38. OECD Competition in Digital Advertising Markets (2020) · PDF page 33

Narrow public claim

In addition, it provides ad selling and serving services to publishers (sellers of advertising space).

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 33
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t04_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
In addition, it provides ad selling and serving services to publishers (sellers of advertising space).
CB7K-DOM091-C39registry slot CB7K-DOM091-T04-G09PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

39. OECD Competition in Digital Advertising Markets (2020) · PDF page 33

Narrow public claim

It is worth noting that increased vertical integration in and of itself is not necessarily problematic from a competition point of view.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 33
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t04_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
It is worth noting that increased vertical integration in and of itself is not necessarily problematic from a competition point of view.
CB7K-DOM091-C40registry slot CB7K-DOM091-T04-G10PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

40. OECD Competition in Digital Advertising Markets (2020) · PDF page 34

Narrow public claim

Indeed, his dataset suggested that while advertising had increased over time, concentration had fallen, and that advertising tended to be associated with entry, and thus, competition.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 34
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
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Exact source quote
Indeed, his dataset suggested that while advertising had increased over time, concentration had fallen, and that advertising tended to be associated with entry, and thus, competition.
CB7K-DOM091-C41registry slot CB7K-DOM091-T05-G01PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

41. OECD Competition in Digital Advertising Markets (2020) · PDF page 34

Narrow public claim

Any competitive advantage gained by a business investing in advertising is undone when other firms also make this investment.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 34
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
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Exact source quote
Any competitive advantage gained by a business investing in advertising is undone when other firms also make this investment.
CB7K-DOM091-C42registry slot CB7K-DOM091-T05-G02PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

42. OECD Competition in Digital Advertising Markets (2020) · PDF page 35

Narrow public claim

Hence, access to consumer data is of key importance for advertisers (in order to reach a certain consumer), and publishers (in order to receive higher bids).

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 35
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
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Exact source quote
Hence, access to consumer data is of key importance for advertisers (in order to reach a certain consumer), and publishers (in order to receive higher bids).
CB7K-DOM091-C43registry slot CB7K-DOM091-T05-G03PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

43. OECD Competition in Digital Advertising Markets (2020) · PDF page 35

Narrow public claim

More broadly, access to data is important for ad attribution, billing, and managing advertising campaigns.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 35
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
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python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t05_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
More broadly, access to data is important for ad attribution, billing, and managing advertising campaigns.
CB7K-DOM091-C44registry slot CB7K-DOM091-T05-G04PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

44. OECD Competition in Digital Advertising Markets (2020) · PDF page 36

Narrow public claim

A lack of transparency around auction prices and exchange fees, coupled with concerns around conflicts of interest and auction design, raise at least the theoretical possibility that certain vertically integrated platforms could engage in arbitrage (or margin squeeze).

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 36
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
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python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t05_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
A lack of transparency around auction prices and exchange fees, coupled with concerns around conflicts of interest and auction design, raise at least the theoretical possibility that certain vertically integrated platforms could engage in arbitrage (or margin squeeze).
CB7K-DOM091-C45registry slot CB7K-DOM091-T05-G05PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

45. OECD Competition in Digital Advertising Markets (2020) · PDF page 37

Narrow public claim

Websites such as newspaper websites, blogs or travel site aggregators often have an embedded search function which can deliver both search results and search adverts.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 37
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
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python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t05_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Websites such as newspaper websites, blogs or travel site aggregators often have an embedded search function which can deliver both search results and search adverts.
CB7K-DOM091-C46registry slot CB7K-DOM091-T05-G06PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

46. OECD Competition in Digital Advertising Markets (2020) · PDF page 37

Narrow public claim

Hence, the EC found Google to be in breach of Article 102 of the Treaty on the Functioning of the European Union (TFEU) and Article 54 of the EEA Agreement, in respect of its online search advertising intermediation services.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 37
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
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python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t05_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Hence, the EC found Google to be in breach of Article 102 of the Treaty on the Functioning of the European Union (TFEU) and Article 54 of the EEA Agreement, in respect of its online search advertising intermediation services.
CB7K-DOM091-C47registry slot CB7K-DOM091-T05-G07PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

47. OECD Competition in Digital Advertising Markets (2020) · PDF page 38

Narrow public claim

The EC noted that consumers are much more likely to click on results that are visible, and notably those which appear on the first page of results.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 38
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t05_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
The EC noted that consumers are much more likely to click on results that are visible, and notably those which appear on the first page of results.
CB7K-DOM091-C48registry slot CB7K-DOM091-T05-G08PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

48. OECD Competition in Digital Advertising Markets (2020) · PDF page 38

Narrow public claim

It also found that Facebook had not gained meaningful consent from consumers in respect of its data tracking practices, and the merging of this data to consumers’ Facebook profiles.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 38
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

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python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t05_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
It also found that Facebook had not gained meaningful consent from consumers in respect of its data tracking practices, and the merging of this data to consumers’ Facebook profiles.
CB7K-DOM091-C49registry slot CB7K-DOM091-T05-G09PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

49. OECD Competition in Digital Advertising Markets (2020) · PDF page 39

Narrow public claim

It further found that Facebook’s data collection was not exploitative since consumers could continue to make the same data available to other companies.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 39
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
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Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t05_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
It further found that Facebook’s data collection was not exploitative since consumers could continue to make the same data available to other companies.
CB7K-DOM091-C50registry slot CB7K-DOM091-T05-G10PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

50. OECD Competition in Digital Advertising Markets (2020) · PDF page 39

Narrow public claim

Google acquisitions Google/DoubleClick Google/DoubleClick involved a 2008 merger between two parties with the ability to collect and use substantial amounts of user data for the purposes of targeted digital advertising.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 39
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t05_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Google acquisitions Google/DoubleClick Google/DoubleClick involved a 2008 merger between two parties with the ability to collect and use substantial amounts of user data for the purposes of targeted digital advertising.
CB7K-DOM091-C51registry slot CB7K-DOM091-T06-G01PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

51. OECD Competition in Digital Advertising Markets (2020) · PDF page 40

Narrow public claim

DoubleClick was the leading ad server globally: it sold ad serving, management and reporting technology to website publishers, advertisers and advertising agencies.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 40
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
DoubleClick was the leading ad server globally: it sold ad serving, management and reporting technology to website publishers, advertisers and advertising agencies.
CB7K-DOM091-C52registry slot CB7K-DOM091-T06-G02PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

52. OECD Competition in Digital Advertising Markets (2020) · PDF page 40

Narrow public claim

It found that competition among firms in this market was vigorous, and likely to increase.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 40
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
It found that competition among firms in this market was vigorous, and likely to increase.
CB7K-DOM091-C53registry slot CB7K-DOM091-T06-G03PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

53. OECD Competition in Digital Advertising Markets (2020) · PDF page 41

Narrow public claim

In particular, the EC is concerned that the acquisition could increase Google’s access to consumer data, and its ability to gather such data.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 41
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
In particular, the EC is concerned that the acquisition could increase Google’s access to consumer data, and its ability to gather such data.
CB7K-DOM091-C54registry slot CB7K-DOM091-T06-G04PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

54. OECD Competition in Digital Advertising Markets (2020) · PDF page 41

Narrow public claim

Specifically, the merger:  increased the number of social network users that Facebook could reach, given that many of the users that left Facebook were those that were more attracted to Instagram, increasing the merged platform’s size  removed the competitive constraint that Instagram might have exerted on Facebook, especially for users that would have used both platforms, improving the merged entity’s user base exclusivity  improved Facebook’s ability to merge data across the two platforms to obtain a richer data set, which is valuable for targeting ads.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 41
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Specifically, the merger:  increased the number of social network users that Facebook could reach, given that many of the users that left Facebook were those that were more attracted to Instagram, increasing the merged platform’s size  removed the competitive constraint that Instagram might have exerted on Facebook, especially for users that would have used both platforms, improving the merged entity’s user base exclusivity  improved Facebook’s ability to merge data across the two platforms to obtain a richer data set, which is valuable for targeting ads.
CB7K-DOM091-C55registry slot CB7K-DOM091-T06-G05PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

55. OECD Competition in Digital Advertising Markets (2020) · PDF page 43

Narrow public claim

Alternatively, some competition agencies already have the ability to implement structural remedies as a response to issues identified in market studies.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 43
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Alternatively, some competition agencies already have the ability to implement structural remedies as a response to issues identified in market studies.
CB7K-DOM091-C56registry slot CB7K-DOM091-T06-G06PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

56. OECD Competition in Digital Advertising Markets (2020) · PDF page 44

Narrow public claim

Most recently, the US House of Representatives antitrust report on big tech has also recommended that the US Congress consider legislation to allow for structural separation and line of business restrictions to manage conflicts of interest for some of the larger digital platforms (including those active in digital advertising markets) (U.S.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 44
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Most recently, the US House of Representatives antitrust report on big tech has also recommended that the US Congress consider legislation to allow for structural separation and line of business restrictions to manage conflicts of interest for some of the larger digital platforms (including those active in digital advertising markets) (U.S.
CB7K-DOM091-C57registry slot CB7K-DOM091-T06-G07PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

57. OECD Competition in Digital Advertising Markets (2020) · PDF page 44

Narrow public claim

Specifically, she considers that Google, as a seller of ad space, could be required to divest its exchange, its buying tools, and Chrome.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 44
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Specifically, she considers that Google, as a seller of ad space, could be required to divest its exchange, its buying tools, and Chrome.
CB7K-DOM091-C58registry slot CB7K-DOM091-T06-G08PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

58. OECD Competition in Digital Advertising Markets (2020) · PDF page 45

Narrow public claim

In particular, the EC is concerned that certain structural problems, such as network or scale economies, lack of multi-homing or lock-in effects, high concentration and high entry barriers, or lack of access to data (many issues applicable in digital advertising markets), cannot be remedied under its current competition laws.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 45
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
In particular, the EC is concerned that certain structural problems, such as network or scale economies, lack of multi-homing or lock-in effects, high concentration and high entry barriers, or lack of access to data (many issues applicable in digital advertising markets), cannot be remedied under its current competition laws.
CB7K-DOM091-C59registry slot CB7K-DOM091-T06-G09PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

59. OECD Competition in Digital Advertising Markets (2020) · PDF page 45

Narrow public claim

Public consultation on the proposal was invited until September 2020, with legislative changes anticipated for December 2020.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 45
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Public consultation on the proposal was invited until September 2020, with legislative changes anticipated for December 2020.
CB7K-DOM091-C60registry slot CB7K-DOM091-T06-G10PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

60. OECD Competition in Digital Advertising Markets (2020) · PDF page 46

Narrow public claim

In particular, self-preferencing, data access and unfair contractual provisions are mentioned in options 1 and 3.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 46
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t06_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
In particular, self-preferencing, data access and unfair contractual provisions are mentioned in options 1 and 3.
CB7K-DOM091-C61registry slot CB7K-DOM091-T07-G01PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

61. OECD Competition in Digital Advertising Markets (2020) · PDF page 47

Narrow public claim

It would then be for the dominant firm to show that the practice has positive impacts for competition (for example, by achieving efficiencies that outweigh any anticompetitive impacts).

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 47
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
It would then be for the dominant firm to show that the practice has positive impacts for competition (for example, by achieving efficiencies that outweigh any anticompetitive impacts).
CB7K-DOM091-C62registry slot CB7K-DOM091-T07-G02PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

62. OECD Competition in Digital Advertising Markets (2020) · PDF page 48

Narrow public claim

Non-discrimination rules would require dominant platforms to offer equal terms for equal service and would apply to price as well as to terms of access.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 48
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Non-discrimination rules would require dominant platforms to offer equal terms for equal service and would apply to price as well as to terms of access.
CB7K-DOM091-C63registry slot CB7K-DOM091-T07-G03PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

63. OECD Competition in Digital Advertising Markets (2020) · PDF page 49

Narrow public claim

That is, where exchanges permit co-location, there should be non-discriminatory and transparent pricing and terms of access.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 49
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
That is, where exchanges permit co-location, there should be non-discriminatory and transparent pricing and terms of access.
CB7K-DOM091-C64registry slot CB7K-DOM091-T07-G04PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

64. OECD Competition in Digital Advertising Markets (2020) · PDF page 49

Narrow public claim

Intermediaries could be required to disclose information about their trading activity (in milliseconds) and even synchronise business clocks with a universal clock to let others monitor whether they are properly managing their conflicts of interest (and not front-running).

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 49
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Intermediaries could be required to disclose information about their trading activity (in milliseconds) and even synchronise business clocks with a universal clock to let others monitor whether they are properly managing their conflicts of interest (and not front-running).
CB7K-DOM091-C65registry slot CB7K-DOM091-T07-G05PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

65. OECD Competition in Digital Advertising Markets (2020) · PDF page 51

Narrow public claim

The EDPS hosted four meetings of the Digital Clearinghouse between 2017 and 2018, and from 2019, the Digital Clearinghouse has been jointly hosted by the Research Centre in Information, Law and Society at the University of Namur, the Tilburg Institute for Law, Technology, and Society at Tilburg University, and the European Policy Centre in Brussels.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 51
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
The EDPS hosted four meetings of the Digital Clearinghouse between 2017 and 2018, and from 2019, the Digital Clearinghouse has been jointly hosted by the Research Centre in Information, Law and Society at the University of Namur, the Tilburg Institute for Law, Technology, and Society at Tilburg University, and the European Policy Centre in Brussels.
CB7K-DOM091-C66registry slot CB7K-DOM091-T07-G06PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

66. OECD Competition in Digital Advertising Markets (2020) · PDF page 51

Narrow public claim

Given the international reach of many of the larger players in digital advertising markets, this will increasingly be an area which requires international co-operation and co-ordination.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 51
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Given the international reach of many of the larger players in digital advertising markets, this will increasingly be an area which requires international co-operation and co-ordination.
CB7K-DOM091-C67registry slot CB7K-DOM091-T07-G07PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

67. OECD Competition in Digital Advertising Markets (2020) · PDF page 53

Narrow public claim

Businesses with many consumer facing applications, and access to third-party data, are able to collect stores of consumer data, which are particularly valuable in digital advertising markets.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 53
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Businesses with many consumer facing applications, and access to third-party data, are able to collect stores of consumer data, which are particularly valuable in digital advertising markets.
CB7K-DOM091-C68registry slot CB7K-DOM091-T07-G08PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

68. OECD Competition in Digital Advertising Markets (2020) · PDF page 53

Narrow public claim

Restrictions on data interoperability or sharing, may inhibit competition.  Market power appears to be an issue in at least some digital advertising markets.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 53
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
Restrictions on data interoperability or sharing, may inhibit competition.  Market power appears to be an issue in at least some digital advertising markets.
CB7K-DOM091-C69registry slot CB7K-DOM091-T07-G09PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

69. OECD Competition in Digital Advertising Markets (2020) · PDF page 54

Narrow public claim

One option is to introduce new rules that specifically prohibit or manage some of the issues prevalent in digital advertising markets such as regarding conflicts of interest, self-preferencing conduct, data interoperability and sharing, and market transparency.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 54
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
One option is to introduce new rules that specifically prohibit or manage some of the issues prevalent in digital advertising markets such as regarding conflicts of interest, self-preferencing conduct, data interoperability and sharing, and market transparency.
CB7K-DOM091-C70registry slot CB7K-DOM091-T07-G10PASSED: EXACT PRIMARY-SOURCE STATEMENT FOUND

70. OECD Competition in Digital Advertising Markets (2020) · PDF page 54

Narrow public claim

In considering such solutions, it will be important to consider any possible unintended consequences, such as undermining procompetitive digital business models that rely on digital advertising as a main or significant source of revenue.

What this card proves

The exact quoted statement occurred in the named official PDF fetched on 2026-09-07, and the complete PDF matched the recorded SHA-256.

What this card does not prove

It does not independently establish the underlying model capability, safety, comparison, or real-world truth. This is a retrospective single-maintainer source-publication audit.

Primary source
OECD Competition in Digital Advertising Markets (2020)
Section locator
PDF page 54
Captured
2026-09-07
Source SHA-256
308e3e2aa0d82acc94f3d3192a52381eb83f5125a8c52432326dcb1ec91d81a4
Reproduction
Maintainer run only; no independent operator rerun is registered.
Repeat this exact check locally

Download the PDF to a local file, then run the committed verifier. A changed PDF is reported as drift rather than silently accepted.

python scripts/verify_primary_public_claim_group.py artifacts/cb7k_dom091_t07_primary_claims.json --source-file <local-raw-pdf>
Exact source quote
In considering such solutions, it will be important to consider any possible unintended consequences, such as undermining procompetitive digital business models that rely on digital advertising as a main or significant source of revenue.