Sénéchal proposes a new analytical framework—the empirical law of active management—to assess the breadth, or diversification, and the skill of a portfolio manager. The framework requires no assumptions regarding a manager’s asset return expectations or investment process. The framework...

Polynomial goal programming (PGP) is a flexible method that allows investor preferences for different moments of the return distribution of financial assets to be included in the portfolio optimization. The method is intuitive and particularly suitable for incorporating investor preferences in...

Using a large sample of institutional investors' investments in private equity funds raised between 1991 and 2011, we estimate the extent to which investors' skill affects their returns. Bootstrap analyses show that the variance of actual performance is higher than would be expected by chance,...

We study managerial turnover for both internally managed mutual funds and those managed externally by subadvisors. We argue that turnover of subadvisors provides sharper tests of any underlying board and sponsor monitoring because these data are heavily weighted toward involuntary turnover. We...

This study analyzes the loss potential arising from investments into CDS for a sample of large U.S. and German mutual funds. Further, it investigates whether the comments funds make on CDS use in periodic fund reports are consistent with the disclosed CDS holdings. For several funds in the U.S.,...

I provide evidence that fund managers who overweight firms with the most differentiated products ('monopolies') exhibit a superior risk-adjusted performance. This is consistent with information advantages due to a better understanding of qualitative information on a firm's competitive...

This study analyzes the loss potential arising from investments into CDS for a sample of large U.S. and German mutual funds. Further, it investigates whether the comments funds make on CDS use in periodic fund reports are consistent with the disclosed CDS holdings. For several funds in the U.S.,...

Why do investors keep buying underperforming mutual funds? To address this issue, we develop a one-period principal-agent model with a representative investor and a fund manager in an asymmetric information framework. This model shows that the investors perception of the fund plays the key role...

Many college and university 403(b) plans restrict the menu of investment choices to funds offered by TIAA-CREF, the current manager of over half of all 403(b) contributions. Further, in the face of Internal Revenue Code changes that will take effect in 2006 and will make 403(b) plan ERISA...