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*1001 $aHultgren, Thor$0(NO-TrBIB)90270326$_27733500
*24510$aCyclical diversities in the fortunes of industrial corporations
*260  $aNew York$bNBER$c1950
*300  $a29 s.
*4901 $aOccasional paper / National Bureau of Economic Research$v32
*830 0$aOccasional paper (National Bureau of Economic Research)$x0077-3646$v32$w998902919854702201$_23429000
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*999  $aoai:nb.bibsys.no:990411729064702202$b2021-11-14T19:47:02Z$z990411729064702202
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