Behavioral finance models imply that an increase in shares outstanding leads to a lower stock price for firms with greater diversity in opinion among investors. Information asymmetry models imply that share issues by firms with greater information asymmetries are accompanied by larger share...

Despite their strong positive average returns across numerous asset classes, momentum strategies can experience infrequent and persistent strings of negative returns. These momentum crashes are partly forecastable. They occur in "panic" states - following market declines and when market...

We study the impact of model disagreement on the dynamics of asset prices, return volatility, and trade in the market. In our continuous-time framework, two investors have homogeneous preferences and equal access to information, but disagree about the length of the business cycle. We show that...