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Fertility and scarcity in America
Lindert, Peter H., (1978)
Business and society : a managerial approach
Sturdivant, Frederick D., (1977)
Human capital : a theoretical and empirical analysis, with special reference to education
Becker, Gary Stanley, (1975)
The accumulation of human and nonhuman capital
Jorgenson, Dale W., (1983)
Lifetime income and human capital
Jorgenson, Dale W., (1980)