B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Aging
20%
20% -- gdp supported by ad spending for US advertising industry (2024)
Ad-related spending supported nearly 20 percent of U.S. GDP in 2024.
- Source states 'nearly 20 percent'
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
20%
Unit
Percentage
Data Vintage
2024
Entity
Geography
US
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
35
Freshness
95
Source
AAF Baltimore
Primary
Tier C
https://www.baltimoreadvertising.com/post/maryland-s-proposed-advertising-tax-a-direct-threat-to-our… ↗
Source Article
Maryland’s Proposed Advertising Tax: A Direct Threat to Our Industry and Economy
Original Research
AAF Baltimore
· Original study ↗
Methodology
Advocacy claim; 'nearly 20 percent' approximated at 20
Methodology documented
Segmentation
IndustryAdvertising
RegionUS
Cite this stat
Plain Text
US advertising industry: 20% gdp supported by ad spending. Source: AAF Baltimore (2024). Via Lighthouse Intelligence -- https://lighthousedata.io/data/us-ad-spending-gdp-share-2024
HTML Embed
<blockquote cite="https://lighthousedata.io/data/us-ad-spending-gdp-share-2024" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>20%</strong> -- gdp supported by ad spending for US advertising industry<br><small>Source: AAF Baltimore (2024) · <a href="https://lighthousedata.io/data/us-ad-spending-gdp-share-2024" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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