We find that the 52-week high effect (George and Hwang, 2004) cannot be explained by standard risk factors. Instead, it is more consistent with investor underreaction caused by anchoring bias: the presumably more sophisticated institutional investors suffer less from this bias and buy (sell)...

Whether higher idiosyncratic return volatility means more or less informative stock prices is an ongoing debate. All the existing literature relies on cross-sectional evidence, which makes it hard to isolate the effects of price informativeness on idiosyncratic volatility from other effects. I...

In the absence of market imperfections, the mutuality principle leads to efficient risk sharing and the Pareto optimal asset allocations. With market imperfections such as transaction costs and information asymmetry, risk-sharing becomes costly, and it can even lead to financial crises. We...