We develop a model in which two countries choose their enforcement levels non-cooperatively, in order to deter native and foreign individuals from committing crime in their territory. We assume that crime is mobile, both ex ante (migration) and ex post (fleeing), and that criminals who hide...

When Legislators introduce laws that award amnesties to 'low-rank' criminals co- operating with the justice, top criminals may bribe public officials to subvert the law. Legislators should anticipate this reaction and fight it back by introducing policies that bundle amnesties for low-rank...