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Management, labor and technological change
Riegel, John W., (1942)
Probable effects of increasing mechanization in industry
(1956)
Technical progress, the production function and dualism
Leibenstein, Harvey, (1960)
Industry and technical progress : factors governing the speed of application of science
Carter, Charles F., (1958)
Investment in innovation
The science of wealth : an elementary textbook of economics
Carter, Charles F., (1961)