200 References 



Timoshenko, Vladimer P., and Swerling, Boris C, 1957. Tlie World's 

 Siii^ar: Progress and Policy. Stanford, Calif.: Stanford University Press. 



Tinter, G. 1952. Economcirics. New York: John Wiley. 



Vernon, R. 1966. "international Investment and International Trade in 

 the Product Cycle." Quarterly Journal of Economics 80: 190-207. 



U.S.D.A. 1936. Yearbook of Agriculture. Washington, D.C.: U.S. Govern- 

 ment Printing Office. 



Welch, Finis. 1970. "Education in Production." Journal of Political 

 Economy 78: 35-59, January. 



Wintraub, D.; Lissak, M.; and Azmon, Y. 1971. Moshava, Kibbutz and 

 Moshav. Ithaca, N.Y.: Cornell University Press. 



