00485nam a2200169Ia 4500082002500000100005100025245003600076260002500112300001500137500000500152690000600157700000500163952010600168964001700274921000900291999001500300  a338.5406373bN277.CB  aNational Bureau of Economic Research, New York  aConference on business cyclesb  aNew YorkbNBERc1951  axii, 433p.  a  a   a  00104070aISIbISId1998-08-21l0o338.5406373 N277.CBpDP2684r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a5398  c5398d5398