The enlargement of the European Union has increased concerns about the role of generous welfare transfers in attracting migrants. This paper explores the issue of welfare migration across the 15 countries of the pre-enlargement Union and finds a significant but small effect of the generosity of...

This paper sheds new light on the interactions between business cycles and the consumption distribution. We use Consumer Expenditure Survey data and a factor model to characterize the cyclical dynamics of the consumption distribution. We first establish that our approach is able to closely match...

There is a large literature on social interactions and still little is known about the economic mechanisms leading to the high level of clustering in behavior that is so commonly observed in the data. In this paper we present a model in which agents are allowed to interact according to three...