Working with a sizeable, anonymous money manager, we randomly make available for lending two-thirds of the high-loan fee stocks in the manager's portfolio and withhold the other third to produce an exogenous shock to loan supply. We implement the lending experiment in two independent phases: the...

This paper presents clinically-based studies of two acquisitions that received very different stock market reactions at announcement one positive and one negative. Despite the differing market reactions, we find that ultimately neither acquisition created value overall. In exploring the reasons...