We analyze dynamic trading by an activist investor who can expend costly effort to affect firm value. We obtain the equilibrium in closed form for a general activism technology, including both binary and continuous outcomes. Variation in parameters can produce either positive or negative...

Non-U.S. firms frequently pay a substantial premium to have a U.S. bank lead their initial public offering of equity, even when the issuing firm is not seeking a listing on a U.S. exchange. We provide evidence that this decision reflects an expectation that U.S. banks deliver a higher quality...