The nation as an economic unit : Foreign and somestic transations -- Perspectives and critieria -- Trade and resource allocation : The basis for trade and gains from trade -- The use and abuse of tariffs -- Probelms in trade policy : Tariff theory and tariff history -- The multilateral approach to trade policy -- The balance of payments and foreign-exchange market : Balance-of-payments accounting -- Alternative monetary systems -- Domestic and external equilibrium -- International financial policy : The choice among exchange-rate regimes -- The United States payments problem -- Toward an international economy : The center and periphery -- Policy at the center -- Selected readings