Overreaction hypothesis

Definition:

The supposition that investors overreact to unanticipated news, resulting in exaggerated movements in stock prices followed by corrections.

Investing Essentials


Copyright © 2011 Campbell R. Harvey, Professor of Finance, Fuqua School of Business at Duke University

Term of the Day

Irrational call option

The implied call imbedded in a MBS. Irrational because the call is sometimes not exercised when it is in the money (interest rates are below the threshold to refinance), and sometimes exercised when... Read More

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