00537nam a2200145Ia 4500008004100000010001300041040001700054082002500071110005200096245006100148260005100209300001000260500005700270650006400327190328s9999||||xx |||||||||||||| ||und||  a62-19960  aNITILcNITIL  221sta331.112bN277A  aNational Bureau of Economic Research (New York) 0aAspects of labor economicsba conference of universities  aPrincetonbPrinceton University of Pressc1962  a349p.  aA Report of the national bureau of economic research  aLabor economics; Labor supply; Manpower planning; Economics