required from Congress or whether legislative intent to regulate
extraterritoriality can be ascertained in other ways, the Court’s decision seems a step in the right direction. A patchwork of incompatible rules has governed issues of
extraterritoriality. Although many scholars are nervous about a broad reading of the presumption against
extraterritoriality, Morrison reaffirms the continuing importance of that canon of construction and should therefore make it easier for lower courts to apply. More importantly, the case should temper the excesses of a broadly read effects test, which in recent years has...