Criminals often engage in costly avoidance to lower their probability of being detected and sanctioned. Such avoidance, in turn, affects the optimal enforcement policy. This paper studies the impact of avoidance on a specific type of enforcement policy - the standard of proof. We show that when...

This paper studies the price effect of de-hubbing, which occurs when an airline ceases hub operations at an airport. We develop a simple theoretical model to study the impact of de-hubbing on prices and quantities of direct flights at the hub airport. Using an event study of seven cases of...

Although the goal of licensing is to ensure the quality of services, it can also induce firms to operate informally or exit altogether. This paper examines licensing in the rental housing market by developing a model that indicates licensing's impact on the size of the underground rental market,...

This paper analyzes a model in which a firm's compliance with regulation is monitored by a supervisor. The supervisor exerts costly, unobservable effort to raise his inspection intensity, which leads to moral hazard. A non-compliant firm may exert effort in avoidance to reduce the probability of...

This paper examines optimal fines in a regulatory framework where the regulator can choose either surprise or announced inspections to monitor a firm for compliance. The firm can invest in detection avoidance, but it receives a fine if the regulator discovers that it is non-compliant. In the...