Creating Cohesive, Coherent Immigration Policy

Coherent Sheaves and Cohesive Sheaves

We consider coherent and cohesive sheaves of O–modules over open sets Ω ⊂ Cn. We prove that coherent sheaves, and certain other sheaves derived from them, are cohesive; and conversely, certain sheaves derived from cohesive sheaves are coherent. An important tool in all this, also proved here, is that the sheaf of Banach space valued holomorphic germs is flat. To Linda Rothschild on her birthday

Immigration, refugees, and foreign policy.

The author first notes that mass movements of people across international boundaries, whether voluntary or forced, are increasingly becoming topics for international concern. In particular, the late 1970s and early 1980s have seen a series of migration crises with powerful foreign policy implications. The policy consequences of these international migration movements are considered, with part...

Immigration policy and health care.

Welfare Leakage and Immigration Policy

This paper analyzes the interaction between the welfare state and immigration policy. We establish a negative relationship between the number of dependents and the extent of the welfare state due to the leakage of benefits. We also explain the determination of immigration policy as the outcome of a lobbying game between domestic interest groups and the government. Our results indicate that ther...

Immigration Policy and Economic Growth