We extend five principles of tax incidence under perfect competition to a general model of imperfect competition. The principles cover 1) the independence of physical and economic incidence, the 2) qualitative and 3) quantitative manner in which taxes are split between consumers and producers,...

In all modern industrial countries, redistributive expenditures are a larger component of the government budget than consumption of goods and services. In this paper, we use a general equilibrium, two- country model with exportables, importables and nontradables to study redistribution across...

We develop a political-economy model of economic union and compare the competion regime to the coordination regime. Key policy differences emerge between the two regimes: concerning the generosity of the welfare state and the skill composition of migration. We argue that the differences between...