Author(s): -National Bureau Committee for Economic Research
Author(s): Theodore W. Schultz
(p. 1-8)
Author(s): Gary S. Becker
(p. 9-49)
Author(s): Jacob Mincer
(p. 50-79)
Author(s): Larry A. Sjaastad
(p. 80-93)
Author(s): Selma J. Mushkin
(p. 129-157)