In this paper, we attempt to answer two questions: (1) Is competition between governments advantageous? (2) If the answer to this question is no, what can be done to solve some of the problems generated by this competition? Résumé : Dans cet article, nous tentons de répondre à deux questions...

In the last thirty years, economists have been applying their tools and methods to the study of crime deterrence. In this paper, we review their most important contributions. Depuis une trentaine d'années, les économistes ont appliqué leurs outils et leurs méthodes au problème de la...

We consider a health insurance model with heterogeneous agents who only differ in illness severity. The public insurer intends to maximize the expected utility of people insured taking into account the premium paid by them to balance the insurer's budget. Without any ex post moral hazard, the...

This paper surveys the evolution of the use of the theory of second best in public economics. It argues that much of modern normative public economics can be interpreted as simply applied second-best analysis. The original theory of second best as expounded by Lipsey and Lancaster involved...