See also the drawing of similar ideal-types by Philippe C. Schmitter, 'Imagining the Future of the Euro-Polity', in Gary Marks, Fritz W. Scharpf, Philippe C. Schmitter and Wolfgang ###>The Idea of a European Security and Defence Policy », dans John Peterson et Helene Sjursen (dir.), A Common Foreign Policy for Europe?, Routledge, Londres, 1998, pp. 95-112.