AI-extracted claim
“Market concentration was commonplace until 1967 according to Vanguard Investment Advisory Research Center analysis”
Analyzed on 2026-09-21T20:41:54+00:00 · Last updated 2026-09-21
Plain language: Insufficient evidence was found to render a verdict.
Credibility score
out of 100
Based on 1 source
Low confidence
Original context
Show passage from source article
But it was commonplace until 1967, according to an analysis by the Vanguard Investment Advisory Research Center, using historical data from the Center for Research in Security Prices.
Extracted from: Your ‘Safe’ Stock Funds May Be Riskier Than You Think , The New York Times
Evidence
This analysis is based on a single source. Confidence is low.
Bias distribution of supporting sources
Mean bias -0.20
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