US equity mutual funds, on average, prefer realization of capital losses to capital gains. Nevertheless,a substantial fraction exhibits the disposition effect of realizing gains more readily than losses. Myanalysis suggests that learning effects have reduced the manifestation of the disposition...

This is the first study of corporate-bond mutual fund performance that examines detailedsecurity-level holdings and returns. The new database allows us to decompose the costsand benefits of active management. In contrast to prior research on equity funds thatshows evidence of stock-selection...