We examine how firms' tweeting behavior affects earnings-news returns. Tweeting about earnings news increases the magnitude of announcement returns, particularly when the earning surprise is small and positive and when the firm is less visible as measured by firm size or analyst coverage. We...

We model an IPO company's optimal response to the presence of sentiment investors andshort sale constraints. Given regulatory constraints on price discrimination, the optimal mech-anism involves the issuer allocating stock to `regular' institutional investors for subsequentresale to sentiment...

The literature suggests that while decentralized decision-making can allow for greater specialization in an organization, it heightens the cost of coordinating decisions. The mutual fund industry – in particular, sole- and team-managed balanced funds – provides an ideal setting to test the...

We show that managerial learning from stock prices can lead to feedback loop vulnerability: liquidity-induced trading can impose a negative externality on the firm's investment decisions, inducing liquidity unconstrained investors to sell their stock holdings. Interestingly, overconfident...