TY - BOOK AU - Leuffen,Dirk AU - Rittberger,Berthold AU - Schimmelfennig,Frank TI - Differentiated integration: explaining variation in the European Union T2 - The European Union series SN - 9780230246430 (hardback) AV - JN30 .L48 2013 PY - 2013/// CY - Houndsmill, Basingstoke, Hampshire PB - Palgrave Macmillan KW - European Union KW - European Union countries KW - Politics and government N1 - Includes bibliographical references (pages 269-281) and index; The European Union as a System of Differentiated Integration. -- Part I: Theory. Intergovernmentalism ; Supranationalism ; Constructivism. -- Part II: Policies. The Single Market ; Economic and Monetary Union ; Security and Defence ; The Area of Freedom, Security, and Justice ; Conclusions: Integration and differentiation in the European Union N2 - "This innovative new text provides a state-of-the-art introduction to the study of European integration, focusing centrally on explaining the differentiated character of the European Union in terms of policy areas, institutional development and geographical span."--Publisher's website ER -