Long memory is found in the conditional volatilities of financial returns measured at daily or higher frequencies, as well as in residual cross-products in bivariate series. We test for long memory in conditional correlations by extending the fractionally integrated GARCH model to include...

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...