This paper analyzes "Influence Peddling" with interaction between human capital transfer and collusion-building aspects in a model, in which each government official regulates multiple firms simultaneously. We show that (i) there exists an "optimal" division rule for collusion between a sequence...

We provide a model of group sorting or polarization based on group identity alone. In our model, agents differ from one another in terms of a binary group identity. Groups may also differ in terms of the distribution of abilities, but the distribution of abilities by group is uncertain and both...