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This is a publication of the Public Opinion Monitoring Unit Directorate-General for Communication, European Parliament
PE 599.336 ISBN: 978-92-846-0773-0 DOI:10.2861/590448 QA-04-17-302-EN-N
The content of this document is the sole responsibility of the author and any opinions expressed therein do not necessarily represent the official position of the European Parliament. It is addressed to the Members and staff of the EP for their parliamentary work.
© European Union 2017