In this article we carry out a descriptive analysis of lobbying expenditures on migration in the USA between 1998 and 2005. While political action committees (PAC) contributions and lobbying are in general positively correlated, our results suggest that this is not the case when it comes to...

The combination of increasing immigration pressures and restrictive policies imperfectly enforced by many destination countries has made illegal immigration widespread. This article provides an overview of the mechanisms behind the formation of migration policies and how they lead to or limit...