Reprinted in International Institute for Applied Systems Analysis, Proceedings of IIASA Working Seminar on Energy Modeling, Laxenburg, IIASA, 1974, pp. 174-278, and in C. J. Ciccheti and W. K. Foell (eds.), Energy Systems Forecasting, Planning, and Pricing , Madison, Institute for Environmental Studies, University of Wisconsin, 1975, pp. 127-159.
Reprinted in Japanese as "Makuro Seisansei Henka no Sokutei, 1951-1968," in K. Ohkawa and K. Hayami (eds.), Nihon Keizai no Choki Bunseki, Tokyo, Nikkei Newspaper Company, 1973, pp. 87-127. Productivity 2, ch. 2, pp. 99-177.
This article has been identified as a Citation Classic, based on 225 citations in the Science Citation Index and the Social Sciences Citation Index , in Current Contents , Vol. 17, No. 15, April 15, 1985. Econometrics 1, ch.4, pp. 125-158.