Theories of International Trade -- The Rybczynski theorem under decreasing returns to scale -- Staples trade and economic development -- Natural resources, 'vent-for-surplus' and the staples theory --. Trade and Development -- Spain and the conquest of America: Profits, religion and forced labor in the fifteenth and sixteenth centuries -- The external sector in the economic development of Chile: 1850-1955 -- Export-led growth as a determinant of social development in Costa Rica -- Some experiences from regional cooperation between Third World countries -- Protectionism -- Emergency considerations in Swedish agriculture: A retrospective look -- Emergency policies for Swedish agriculture -- Factor Movements and Structural Adjustment -- International migration, remittances and real incomes: Effects on the source country -- Brain drain, illegal migration and capital exports from less developed economies: A neoclassical approach -- Microeconomic aid and macroeconomic problems -- An evaluation of Swedish development cooperation with Nicaragua -- Some experiences of structural adjustment in Africa.