AND

This paper is the result of collaboration between the Centre of European Policy Studies (CEPS) and the Belgian Royal Institute for International Relations (KIIB- IRRI). It is published as part of the Working Paper series of the European Policy Institutes Network (EPIN) of which both institutes are members. The authors gratefully acknowledge helpful comments on an earlier draft by Emilie Baillieul, Franklin Dehousse, Andreas Føllesdal, Simon Hix, Kirsty Hughes and Koen Lenaerts. The views expressed are attributable only to the authors in a personal capacity and not to any institution with which they are associated. Wouter Coussens is a Researcher at the Belgian Royal Institute for International Relations (KIIB