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Prepared for the Ministerie van Binnenlandse Zaken en Koninkrijksrelatics RAND Europe rJR-lASl)~RE/BZK ISBN: 0-8330-2948-7 RAND is a nonprofit institution that helps improve policy and decisionmaking through research and analysis. RAND ® is a registered trademark. RAND's pub-lications do not necessarily reflect the opinions or policies of its research sponsors. © Copyright 2001 RAND All rights reserved. No part of this book may be reproduced in any form by any electronic or mechanical means (including photocopying, recording, or information storage and retrieval) without permission in writing from RAND