The traditional normative literature on fiscal federalism argues that redistributive policies should be centralized in order to avoid welfare- or tax-induced migration. However, recent evidence shows that even in a setup where the progressivity of the income tax schedule is centralized to an...

The Gulf Cooperation Council (GCC) countries accept massive numbers of migrants from poor countries and pay wages that dramatically improve over outside options but are meagre by the standards of natives. As such they do dramatically more per capita to reduce global inequality than do the...

We consider taxation by a Leviathan government and by a utilitarian government in the presence of heterogeneous locations within a country, when migration from one country to another is and is not possible. In a closed economy, a utilitarian government may transfer income from the poor to the...

1. Globalization and Inequality: The Facts -- 2. Trade and Inequality -- 3. Mobility of Tax Bases and Tax Competition -- 4. Anti-inequality policies and globalization -- 5. Further researches and policy implications.