Book Description Publication Date: January 10, 2011 Autor: Paul R. Krugman , Maurice Obstfeld , Marc Melitz ISBN-10: 0132146657 ISBN-13: 978-0132146654 E dition: 9 Nobel Prize winning economist Paul Krugman, renowned researcher Maurice Obstfeld, and new co-author Marc Melitz of Harvard University, continue to set the standard for International Economics courses with the text that remains the market leader in the U.S. and around the world. International Economics: Theory and Policy is a proven approach in which each half of the book leads with an intuitive intr oduction to theory and follows with self-contained chapters to cover key policy applications. Website: Amazon.com