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*019  $bl
*035  $a(EXLNZ-47BIBSYS_NETWORK)990311734204702201
*035  $a(NO-LaBS)13800013(bibid)
*035  $a(NO-TrBIB)03117342x
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*040  $aNO-TrBIB$bnob$ekatreg
*1001 $aHeckman, James J.$0(NO-TrBIB)90276251$_26578800
*24510$aFifty years of mincer earnings regressions$cJames J. Heckman, Lance J. Lochner, Petra E. Todd
*260  $aCambridge, Mass.$bNational Bureau of Economic Research$c2003
*300  $a52, [19] s.$bill.
*4901 $aWorking paper series / National Bureau of Economic Research$v9732
*7001 $aLochner, Lance J.$0(NO-TrBIB)3065995$_95332600
*7001 $aTodd, Petra E.$0(NO-TrBIB)3065994$_77117900
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v9732$w999105437124702201$_13074900
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*999  $aoai:nb.bibsys.no:990311734204702202$b2021-11-14T20:39:53Z$z990311734204702202
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