1. Robert Solow, “Technical Change and the Aggregate Production Function,” Review of Economics and Statistics 39 (1957): 312–20.
2. For a thorough discussion of the literature on the question of productivity sources, see Richard R. Nelson, “Research of Productivity Growth and Productivity Differences: Dead Ends and New Departures,” Journal of Economic Literature 19 (September 1981): 1029–64.
3. See Christian Sautter, “L’Efficacitè et la rentabilitè de l’èconomie française de 1954 à 1974,” Economie et Statistique 68 (1976)
4. Edward Denison, Trends in American Economic Growth 1929–1982 (Washington, D.C.: Brookings, 1985).
5. Abel Aganbegyan, The Economic Challenge of Perestroika (Bloomington: Indiana University Press, 1988), pp. 10–11.