The existing model of political competition is extended to allow voters to live in different regions and to migrate between regions in response to an inter-regional transfer policy. We then show that regions have a different "weight" in the expected vote function of political parties. This gives...

Methods of demand theory are applied to the problem of the existence of a social welfare function under specific public choice algorithms. Integrability conditions, necessary for the derivation of social demand functions from utility maximization, are used. The social choice function, which...