This paper studies the corporate governance and asset pricing implications of investors owning blocks in multiple firms. Common wisdom is that multi-firm ownership weakens governance because the blockholder is spread too thinly. We show that this need not be the case. In a single-firm benchmark,...

This paper studies the corporate governance and asset pricing implications of investors owning blocks in multiple firms. Common wisdom is that multi-firm ownership weakens governance because the blockholder is spread too thinly. We show that this need not be the case. In a single-firm benchmark,...

Conventional wisdom is that diversification weakens governance by spreading an investor too thinly. We show that, when an investor owns multiple firms ("common ownership"), governance through both voice and exit can strengthen -- even if the firms are in unrelated industries. Under common...

Blanket exclusion of "brown" stocks is seen as the best way to reduce their negative externalities, by starving them of capital and hindering their expansion. We show that a more effective strategy may be tilting -- holding a brown stock if it is best-in-class, i.e. has taken a corrective...

This paper studies the advisory role of the board of directors in takeovers. I develop a model in which the takeover premium and the ability of the target board to resist the takeover are endogenous. The analysis relates the influence of the board on target shareholders and the reaction of the...