Gradstein, Mark Political bargaining in a federation: Buchanan meets goase / Mark Gradstein. - London : Centre for Economic Policy Research, 2004. - 26 p. : il. ; 21 cm. - CEPR Discussion Paper Series ; 4188 . - CEPR. Discussion paper series. IEC ; v. 20/3. . Incluye bibliografía. Subjects--Topical Terms: Integración política--EuropaFederalismo