The value of exchange traded fund (ETF) assets has increased from $66 billion in 2000 to almost a trillion dollars in 2010. We use this massive expansion in ETF assets to study what drives ETF flows. Using a data set of over 500 ETFs from 2001 to 2010, we show that ETF investors chase returns in...

We find that mutual fund investors are more likely to both purchase and redeem funds with high idiosyncratic volatility (IV). Investors' tendency to purchase high IV funds is largely driven by high IV funds having more extreme returns, which increases the salience of the fund. Including flexible...

We examine why mutual funds appear to underperform hedge funds. Utilizing a unique panel of mutual fund contracts changes, we explore several possible channels, including: alternative investment practices (e.g., short sales and leverage), performance-based compensation, and the ability to...

We make use of a unique dataset of SEC Form N-SAR filings to examine the gross flows of U.S. bond funds. We find that gross inflows and outflows average around 4% of TNA per month, but net flows average only 0.26%. When modeling these flows, we see that, like equity funds, bond fund investors...

We study the impact of risk on mutual fund flows. Consistent with prior literature, we find evidence that net flows show aversion to risk. We show, however, that gross inflows and outflows are positively related to risk. While this result appears rational for outflows, it appears anomalous for...