Delaware and Washington interact in making corporate law. In prior work I showed how Delaware corporate law can be, and often is, confined by federal action. Sometimes Washington acts and preempts the field, constitutionally or functionally. Sometimes Delaware tilts toward or follows Washington...

American corporate law scholars have long focused on state-to-state jurisdictional competition as a powerful engine in the making of American corporate law. Yet much corporate law is made in Washington, D.C. Federal authorities regularly make law governing the American corporation, typically via...

Is common ownership the Doomsday Machine for the operation of free markets, competition and capitalism as we know it? An observer of cutting-edge law and economics literature may indeed tend to believe that we are approaching a point of ultimate antitrust apocalypse. This article tries to unfold...

Scholars and antitrust enforcers have raised concerns about anticompetitive effects that may arise when institutional investors hold substantial stakes in competing firms. Their concern rests on empirical evidence that such common concentrated ownership is associated with higher prices and lower...

Partial ownership of stock in multiple competing firms is an important scholarly and policy topic in both corporate and antitrust law. Until now, the discussion has focused on ownership. This essay shifts the debate from a focus on common ownership to a focus on common control. No prior work has...