00425nam a2200145Ia 4500082002300000100001700023245011800040260001900158300001400177490001500191490003900206490001400245500000500259760001500264  a338.012 Ar778.CLb  aArrow, K. J.  aCapital labor substitution and economic efficiency; by K. J. Arrow, H. B. Chenery, B. S. Minhas and R. M. Solowb  aStanfordc1961  app.225-50  vv.43, no.3  aReview of Economics and Statistics  aAug. 1961  a  aCalifornia