The literature on indirect taxation is usually concerned with the casewhere the number of possible di¤erent tax rates equals the number of commodities.The purpose of this paper is to characterize, in a partial equilibrium framework,which commodities should be taxed at the same rate whenever...

Regulators often do not regulate all firms competing in a given sector. Due to productsubstitutability, unregulated competitors have incentives to bribe regulated firms to have themoverstate their costs and produce less. The best collusion-proof contract entails distortions bothfor inefficient...

The influence of parental income on the choice of young adults to leave the parents'home is still an open question. This paper suggests a model in which either moreparental income increases the independent child's consumption and encourages leaving(standard altruism) or increases more his...

This paper considers the role mergers and acquisitions have on employment. First, it considers the importance of different aspects of compensation policy and human resource management practices for distinguishing acquired and acquiring firms. Second, it examines which individuals from which...

This working paper is a reflection on the conditions required to use optimal matching (OM) in social sciences. Despite its striking success in biology, optimal matching was not invented to solve biological questions but computer science ones: OM is a family of distance concepts originating in...