We exploit the merger between BlackRock and Barclays Global Investors to study how changes in expected ownership concentration affect the investment behavior of funds and the cross-section of stocks worldwide. We find that funds with open-end structures and a large exposure to commonly-held...

There are large cross-sectional differences in the probability and magnitude of mispricing among stocks. Mispricing is traditionally attributed to stock-specific frictions. We show that mispricing can be explained in a rational equilibrium where investors allocate investigative resources to...

We exploit joint dynamics of lendable and lent shares in the equity lending market to measure recall activity by lenders. We find that high recall activity predicts poor stock performance and precedes the lowest returns by two months. This suggests that short sellers are forced out of otherwise...