00456nam a2200169Ia 4500082002100000100001700021245005100038260002800089300001000117500000500127690000600132700000500138952010200143964001700245921000900262999001500271  a330.183bB881.SU  aBrown, T. M.  aSpecification and uses of econometric modelsb  aLondonbMacmillanc1970  a487p.  a  a   a  00104070aISIbISId1998-06-16l0o330.183 B881.SUpDP6432r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a2702  c2702d2702