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....

A basic principle of law is that damages paid by a liable party should equal the harm caused by that party. However, this principle is not correct when account is taken of litigation costs, because they too are part of the social costs associated with an injury. In this article we examine the...

Some of the costs of enforcing laws are fixed" - - in the sense that they do not depend on the number of individuals who commit harmful acts- -while other costs are "variable"- - they rise with the number of such individuals. This article analyzes the effects of fixed and variable enforcement...

Should the level of liability imposed on an injurer be based on the harm he caused or instead on the gain he obtained from engaging in the harmful act? The main point of this article is that there is a strong reason to favor liability based on harm rather than gain when account is taken of the...

This article analyzes corruption of law enforcement agents: payment of bribes to agents so that they will not report violations. Corruption dilutes deterrence because bribe payments are less than sanctions. The state may not be able to offset this effect of bribery by raising sanctions for the...

The deterrence of crime and its reduction through incapacitation are studied in a simple multiperiod model of crime and law enforcement. Optimal imprisonment sanctions and the optimal probability of sanctions are determined. A point of emphasis is that the incapacitation of individuals is often...

In this article we incorporate notions of the fairness of sanctions into the standard model of public enforcement. When both the probability and magnitude of sanctions may be varied, the usual solution involves a very high sanction and a relatively low probability of enforcement if individuals...