Of all legal subjects, international law is at once the most richly varied and arguably the least understood, even by lawyers. For the past two decades it has been the focus of intense analysis by legal philosophers, international relations specialists, linguists, professional lawyers, historians, economists, and political scientists, as well as those who study, teach, and practice the discipline. Yet, the realities of international trade and communication mean that regulations in one State often directly affect matters within others. In the established tradition of the Clarendon Law Series,...