Grundy, B.D.; Martin, J.S. - Rodney L. White Center for Financial Research, Wharton … - 1998
buying recent winners and shorting recent losers appears profitable in the post 1945 era. In contrast, the risk exposure of … such a strategy has not been well understood; the strategy's unconditional average risk exposure can be deceptive. The … accordance with the performance of the common risk factors during the periods in which stocks were ranked to determine their …