A SYSTEMS ANALYSIS OF POLITICAL LIFE John Wiley & Sons, Inc., New York • London • Sydney A Systems Analysis of Life Political DAVID EASTON UNIVERSITY OF CHICAGO Copyright (c) 1965 by John Wiley & Sons, Inc. All Rights Reserved This book or any part thereof must not be reproduced in any form without the written permission of the publisher. 10 9 8 7 6 5 Library of Congress Catalog Card Number: 65-12714 Printed in the United States of America To Sylvia