When it comes to investing in mutual funds or exchange-traded funds (ETFs), one of the most important factors to consider and understand is the expense ratio. An expense ratio measures how much you’ll ...

Exchange traded funds, or ETFs, are one of the most important financial instruments in modern stock markets. First created in the 1990s as a way for individual investors to access widely diversified ...

Understanding these fees is the key to mutual fund investing Written By Written by Contributor, Buy Side E. Napoletano is a contributor to Buy Side and an expert on student loans, taxes and mortgages.

Vanguard announced lower fees on dozens of investment funds, furthering an industry trend toward lower administrative costs ...

The expense ratio of funds matters. Back in 2010, Morningstar found that the best predictor of future returns was a low expense ratio. This beat every other indicator, including Morningstar stars.

"Index funds can help investors achieve long-term success through their low costs, broad diversification, low turnover and relative predictability," Comegys says. To further diversify a U.S.-heavy ...