I show how the influences of unskilled immigration, differential fertility between immigrants and the local indigenous … low-skilled workers lose from unskilled immigration even if the indigenous low-skilled workers do not finance …

paper documents the demographic and fiscal importance of international migration, especially in aging societies, reviews the …

, countries compete in taxes for migrants. With asymmetric preferences, migration competition takes place in income support levels …The paper provides an equilibrium analysis of how countries compete for migrants. The type of competition (tax or … results are relevant, e.g., for federal policies that tackle inefficient migration competition and for evaluating whether a …

the total effect of migration depends on the initial income distribution in the economy. Our results also contribute to …

locations within a country, when migration from one country to another is and is not possible. In a closed economy, a … are mobile, a tax on them induces little migration because the tax will reduce the rents on land inhabited by the rich. A …

, productivity-enhancing migration margin, we determine how regional inequality and labor mobility affect optimal redistribution … are reduced by several percentage points if productivity enhancing migration is taken into account. Additionally, we study …

the well-being of those belonging to their own group than the rest of the population. Under general assumptions, both …

challenges the two basic functions of the welfare state, redistribution and social insurance when private unemployment insurance … markets are missing. The main results are: (i) outsourcing raises unemployment and labor income risk ofunskilled workers; (ii … welfare optimal redistribution and unemployment insurance policies. …