Economic conditions Economic history Economic policy Business cycles 1973-1983 Capital procutivity Capitalism Congresses Debts, External Depressions Developing countries Economic development Economic forecasting Economic history%y19th century Economic history%y20th century History Income distribution India--Econ. condit India--Soc. condit Japan Manafucturers Pakistan--Econ. condit Pakistan--Soc. condit Russia Social conditions Statistical methods Technical assistance Technical assistance in Greece Underdeveloped areas