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A market anomaly (or market inefficiency) is a price and/or rate of return distortion on a financial market that seems to contradict the efficient-market hypothesis, as conceived by Fama (1970) in his seminal paper.

3 votes

Why do some anomalies persist while others fade away?

Investing in Stock Market Anomalies by Bali, Brown, and Demirtas (2011) addresses some of my questions. I will read this paper and report back on my findings. …
Tal Fishman's user avatar
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