This paper presents a positive theory of centralization of political decisions in an international union. My central claim is that lobbies play a role in determining the assignment of competencies to the union because their power of influence can increase or decrease under centralization. I show...

The study is a resource text for Members of the EP Delegation to the European Convention and other participants and observers of the Convention and its Working Groups. It provides a succinct comparative description and evaluation of the attribution of powers and the resolution of disputes in...