revenue finances the provision of a public good, marginal migration reduces social welfare in the source country and raises it … migration has an ambiguous impact on social welfare in either country. When tariff revenue in either country is either equally … effect on social welfare in the host country, and is expected to reduce social welfare in the source. …

An important issue in public policy debates is the effect of international migration on welfare in source and host … produces many traded and non-traded goods, uses income taxes and distributes the tax receipts equally to all individuals. The … analysis examines the effects of permanent migration on class, and national welfare. We show, among other things, that marginal …