Paul R. Krugman ; Maurice Obstfeld Related books International Economics ( 2006) Addison-Wesley • 2006 International Economics: Theory and Policy Addison-Wesley • 1997 International Economics: Theory and Policy (5th Edition) Addison-Wesley • 1999 International Economics: Theory And Policy (7th Edition) Addison-Wesley • 2005 International Economics: Theory and Policy, 6/e Addison-Wesley • 2002