At borders where rich and poor countries meet, services prices differ hugely. In principle, price differentials could be exploited to mutual benefit, offering improved job opportunities to the poor as well as better shopping opportunities to the rich. However, cross-border shopping is often...

We study the political economy of commuting subsidies in a model of a mono-centric city with two income classes. Depending on housing demand and transport costs, either the rich or the poor live in the central city and the other group in the suburbs. Commuting subsidies increase the net income...

This paper investigates the impact of emigration on the political choice regarding the size of the welfare state. Mobility has two countervailing effects: the political participation effect and the tax base effect. With emigration, the composition of the constituency changes. This increases the...