In this article I first describe the basic principles that parents employ in disciplining their children. The description is based on a survey of parents, the major results of which are that parental sanctions are premised on wrongdoing—not on the mere causation of harm; that parental...

This article studies a model of liability for automobile accidents in the coming world in which automobiles will be autonomous. In that world, travelers will not be drivers, rendering liability premised on driver fault irrelevant as a means of reducing accident dangers. Moreover, no other...

Governments employ two basic policies for acquiring land: taking it through exercise of their power of eminent domain; and purchasing it. The social desirability of these two policies is compared in a model in which the government's information about landowners' valuations is imperfect. Under...

Minimum asset and liability insurance requirements must often be met in order for parties to participate in potentially harmful activities. Such financial responsibility requirements may improve parties' decisions whether to engage in harmful activities and, if so, their efforts to reduce risk....