00456nam a2200169Ia 4500082002000000100001900020245004800039260002500087300001600112500000500128690000600133700000500139952010100144964001700245921000900262999001500271  a338.542bK97.SV  aKuznets, Simon  aSeasonal variations in industry and tradeb  aNew YorkbNBERc1933  axxiv, 455p.  a  a   a  00104070aISIbISId1998-08-21l0o338.542 K97.SVpDP2168r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a5415  c5415d5415