Economics: Theory and Policy 11th Edition by Paul R. Krugman, Maurice Obstfeld and Marc Melitz This ISBN 9781292214870 is Textbook only. It will not come with online access code. Online Access code (if required by your instructor ) sold separately at ISBN 9780134542638 Global edition has the same title, same author and same edition but difference in product cover page. The content of Global edition has more or less than U.S. edition. Please check the Table of Contents from official website. International Economics: Theory and Policy provides engaging, balanced coverage of the key concepts and practical applications of the two main topic areas of the discipline. For both international trade and international finance, an intuitive introduction to theory is followed by detailed coverage of policy applications. With this new 11th Edition, the author team of Nobel Prize-winning economist Paul Krugman, renowned researcher Maurice Obstfeld, and Marc Melitz of Harvard University continues to set the standard for International Economics coverage.