Selected Papers

assumed assumption average balance of payments business cycle calculated capital coefficients considered constant consumer costs countries curve cyclical demand depends determined discussed DOUGLAS economic policy economists elasticity employment enterprises equal equations example exist exports factors of production Fairplay figures fluctuations formula freight rates given Goudriaan Goudriaan-points guilders Haarlem important income distribution increase indicated individual industries influence investment JAN TINBERGEN Keynes-point labour productivity marginal means measures ment method movement Nederlandsche Conjunctuur number of factors optimum regime period pig iron population pork cycle possible price level problem production equipment production function quantity raw materials real income regard relations represents s-Gravenhage sector social social welfare function solution statistical supply technical theory TINBERGEN tion tonnage trade cycles trend unit values variables volume of production wage rate welfare welfare economics