Europe Direct is a service to help you find answers to your questions about the European Union. Freephone number (*): 00 800 6 7 8 9 10 11 (*) The information given is free, as are most calls (though some operators, phone boxes or hotels may charge you). LEGAL NOTICE This document has been prepared for the European Commission by ICF Consulting Services Ltd., main author: Anette Curth, with contributions from Stelina Chatzichristou, Axelle Devaux (ICF International), and Rebecca Allinson (Technopolis Group) checked by Nicholas Bozeat (ICF International) and Nicholas Henry (University of Coventry). The document reflects the views only of the authors, and the Commission cannot be held responsible for any use which may be made of the information contained therein. More information on the European Union is available on the Internet (http://www.europa.eu). Luxembourg: Publications Office of the European Union, 2015 ISBN 978-92-79-44556-9 doi: 10.2769/408497 © European Union, 2015 Reproduction is authorised provided the source is acknowledged. Printed in Belgium