1. For recent economics literature that assumes that migration is possible see, e.g., Laurent Simula and Alain Trannoy, Optimal Income Tax Under the Threat of Migration by TopIncome Earners;94 J. Pub. Econ,1982
2. Shall we Keep the Highly Skilled at Home? The Optimal Income Tax Perspective;Laurent Simula;CESifo Working Paper,2011
3. Fiscal and Migration Competition;Assaf Razin;NBER Working Paper,2010
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