Halperin, Morton H. The democracy advantage : how democracies promote prosperity and peace / Morton H. Halperin, Joseph T. Siegle, Michael M. Weinstein. - Rev. ed. - New York : Routledge, 2010. - xvii, 274 p. : ill. ; 23 cm. Includes bibliographical references and index. ISBN: 9780415990653 Subjects--Topical Terms: Democracy.Economic development--Political aspects.