In this study we evaluate the performance of actively managed equity mutual funds against a set of passively managed index funds. We find that the return spread between the best performing actively managed funds and a factor-mimicking portfolio of passive funds is positive and as large as 3 to 5...

This paper investigates the relation between portfolio concentration and the performance of global equity funds. Concentrated funds with higher levels of tracking error display better performance than their more broadly diversified counterparts. We show that the observed relation between...

We document persistence in the performance of emerging market equity funds and find several notable differences compared to US equity funds. First, the contribution of winner funds to the return spread between winner and losers is substantially larger for emerging market funds. Second, only a...