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...

This paper considers the economic role of fees in aligning the incentives of money managers with those of investors. We examine a simple model in which manager effort (or investment in human and physical capital) is observed by the investor prior to her investment decision, but is not...

This paper describes estimation methods, based on the generalized method of moments (GMM), applicable in settings where time series have different starting or ending dates. We introduce two estimators that are more efficient asymptotically than standard GMM. We apply these to estimating...