Unverified80% confidenceFactTime unknown
坎贝尔·哈维等学者的研究表明，金融学术文献中大量被发表的因子可能都是回测过拟合或数据窥探偏差的结果
1
Sources
80%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
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