Many entrepreneurs work informally because it is costly to start and run a business legally. Using a dynamic model of industry equilibrium, I show that the costs of the legal system can explain the cross country variability of the size of the informal economy. The model implies that the business...

I propose a model of cultural assimilation with endogenous social networks, idiosyncratic assimilation patterns and with an heterogenous persistence of cultural traits. I then propose a conceptual framework to measures cultural assimilation in heterogeneous societies, showing that the model is...

This paper analyzes the effects of the "Nordic Model" of prostitution legislation adopted in Sweden in 1999, according to which buyers only are prosecuted. We focus on various measures of violence, distinguishing between known and unknown perpetrator, indoor and outdoor crimes, and on health...