In this paper, we focus on the problem created by asymmetric information about the enforcer's (agent's) costs associated to enforcement expenditure. This adverse selection problem affects optimal law enforcement because a low cost enforcer may conceal its information by imitating a high cost...

We consider a model of optimal law enforcement where sanctions can be reduced for self-reporting individuals. The literature is extended in two directions: First, we distinguish between two self-reporting stages: a first one before the case is investigated, and a second one where the criminal is...

This paper studies an enforcement game between a regulator and firms that can cause harmful accidents. The distribution of potential accident damage is private information to the firms, and realized damage can be observed only at the cost of going to court. Under conditions described in the...