WEEKLY SUPPLEMENT / European library

No. 988

*** DIRK LEUFFEN, BERTHOLD RITTBERGER, FRANK SCHIMMELFENNIG: Differentiated Integration. Explaining Variation in the European Union. Palgrave Macmillan (Houndmills, Basingstoke, Hants, RG21 6XS, UK. Tel: [phone] - Fax: 842084 - email: [e-mail] - Internet: www.palgrave.com). The European Union Series. 2013, 287 pp, £27.99. ISBN 978-0-230-24644-7.

What policies are managed at European level, and when did this start to happen? And more importantly: 'Why do these policies...