We establish a continuous-time heterogeneous beliefs model to discuss the mechanisms of Momentum and Reversal. Price learning, information transmission and extrapolative expectation are incorporated into a unified framework for the Momentum and Reversal. The calibration results from SP500 show...

Using a comprehensive dataset of mutual funds' quarterly holdings of credit default swap (CDS) contracts during 2007-2011, we analyze the motives for and consequences of mutual funds' participation in the CDS market pre- and post-financial crisis. Consistent with theoretical work, funds resort...

This paper identifies a limit to arbitrage that arises from the fact that a firm's fundamental value is endogenous to the act of exploiting the arbitrage. Trading on private information reveals this information to managers and helps them improve their real decisions, in turn enhancing...