We examine a model of a rich country with a redistributive public sector and facing costly immigration control. When illegal immigrants have access to the public sector we show that, as border control becomes more expensive, inequality in the rich country increases, redistributive transfers...

We study different methods of immigration control using a simple model of a congested world. Our main comparison involves quotas, the predominant instrument of immigration control, and a proposed system of immigration tolls and emigration subsidies. We show that the equilibrium of the proposed...