[KongchangAI]
Unverified50% confidenceFactExact time

经济学家乔治·阿克尔洛夫于1970年提出「柠檬市场」理论

1
Sources
50%
Confidence
Long-term
Relevance
7/12/2026
First Seen

Sources

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MCP
get_claim(id=491072)