00559nam a2200181Ia 4500082002000000100005100020245004900071260004800120300001500168490003700183500000500220690000600225700000500231952010000236964001700336921000900353999001500362  a339.23bN277.OI  aNational Bureau of Economic Research, New York  aOutput, input and productivity measurementb  aPrincetonbPrinceton University Pressc1961  axii, 506p.  aStudies in income and wealth, 25  a  a   a  00104070aISIbISId1998-09-01l0o339.23 N277.OIpDP593r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a7525  c7525d7525