In U.S. data, value stocks have higher expected excess returns and higher CAPM alphas than growth stocks. This paper finds the external-habit model of Campbell and Cochrane (1999) can generate a value premium in both CAPM alpha and expected excess return when the log surplus- consumption ratio...

In U.S. data, value stocks have higher expected excess returns and higher CAPM alphas than growth stocks. We find the external-habit model of Campbell and Cochrane (1999) can generate a value premium in both CAPM alpha and expected excess return so long as the persistence of the log...