"It is well known that within U.S. domestic equity mutual funds, actively managed funds significantly underperform index funds. However, this comparison ignores the fact that mutual funds targeted at different types of investors charge different fees, and use these fees to provide different...

"The NBER Bulletin on Aging and Health provides summaries of publications like this. You can sign up to receive the NBER Bulletin on Aging and Health by email. We study the impact of investor heterogeneity on mutual fund market segmentation. To motivate our empirical analysis, we make two...