Assaf Razin is the Barbara and Steve Friedman Professor of International Economics at Cornell University, USA, and Professor Emeritus of Tel-Aviv University, Israel.   Efraim Sadka is Henry Kaufman Professor of International Capital Markets, Tel-Aviv University, Israel.

• 1. Introduction 2. Welfare State 3. Migration State 4. Free versus Controlled Migration: Analytics 5. Free versus Controlled Migration: Migration 6. Principles of International Taxation 7. Intra-Union Competition 8. Intra-Union Coordination 9. Competition versus Coordination: the U.S. and the EU 10. Aging and Migration: the U.S. and the EU 11. Is the Net Fiscal Burden a Proper Predictor of the Political Attitude towards Migration 12. Conclusion

Assaf Razin is the Barbara and Steve Friedman Professor of International Economics at Cornell University, USA, and Professor Emeritus of Tel-Aviv University, Israel.   Efraim Sadka is Henry Kaufman Professor of International Capital Markets, Tel-Aviv University, Israel.

• 1. Introduction 2. Welfare State 3. Migration State 4. Free versus Controlled Migration: Analytics 5. Free versus Controlled Migration: Migration 6. Principles of International Taxation 7. Intra-Union Competition 8. Intra-Union Coordination 9. Competition versus Coordination: the U.S. and the EU 10. Aging and Migration: the U.S. and the EU 11. Is the Net Fiscal Burden a Proper Predictor of the Political Attitude towards Migration 12. Conclusion

Assaf Razin is the Barbara and Steve Friedman Professor of International Economics at Cornell University, USA, and Professor Emeritus of Tel-Aviv University, Israel.   Efraim Sadka is Henry Kaufman Professor of International Capital Markets, Tel-Aviv University, Israel.

• 1. Introduction 2. Welfare State 3. Migration State 4. Free versus Controlled Migration: Analytics 5. Free versus Controlled Migration: Migration 6. Principles of International Taxation 7. Intra-Union Competition 8. Intra-Union Coordination 9. Competition versus Coordination: the U.S. and the EU 10. Aging and Migration: the U.S. and the EU 11. Is the Net Fiscal Burden a Proper Predictor of the Political Attitude towards Migration 12. Conclusion