This paper compares the risk and return of investing in equity mutual funds provided by the world's two largest mutual fund families: Fidelity and Vanguard over a long horizon. We believe this will help guide investors; this study is an example of the calculations that mutual fund companies...

We evaluate the performance of 51 mutual fund families based on a study of their diversified US managed mutual funds over an 11 year period and explore the determinants of performance gross of published expenses. We find that mutual fund families which charge loads, high expenses to their most...