International trade theory in a developing world : proceedings of a Conference held by the International Economic Association \
The theory of interest rates : proceedings of a conference held by the International Economic Association /
Economic consequences of the size of nations /
Economic development for Eastern Europe : proceedings of a conference held by the International Economic Association /
Economic development for Latin America /
Economic factors in population growth : proceedings of a conference held by the International Economic Association at Valescure, France /
Economic growth and resources : proceedings of the fifth world congress of the International Economic Association held in Tokyo, Japan, 1977. /
Economics of international migration : proceedings of a conference held by the International Economic Association. /
Methods of long-term planning and forecasting : proceedings of a conference /
The economics of take-off into sustained growth /