Purpose: High levels of turnover in financial markets are consistent with the notion that trading, like gambling, yields direct utility to some agents. The purpose of this paper is to show that the presence of these agents attenuates covariance risk pricing and volatility, and implies a...

We develop a model where overconfident investors overestimate their own signal quality but are skeptical of others'. Those investors who are initially uninformed believe that the early informed have learned little, leading the former investors to provide excess liquidity, which, in turn, causes...

High levels of turnover in financial markets are consistent with the notion that trading, like gambling, yields direct utility to some agents. We show that the presence of these agents attenuates covariance risk pricing and volatility, and implies a negative relation between volume and future...

We consider a setting where owning stock confers direct utility due to an affect heuristic. Specifically, holding equity in companies with visible brands or environmentally conscious products yields positive consumption benefits, whereas investing in sin stocks yields the reverse. We find that...

How might markets exhibit both short-term reversals and longer-term momentum? Motivated by this question, we develop a dynamic model which includes noise traders and investors who underreact to signals that they do not themselves produce. Our setting implies the following: Return predictability...