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*008110826s1987    no            000 0 eng d
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*019  $bl
*035  $a(EXLNZ-47BIBSYS_NETWORK)990209060564702201
*035  $a(NO-LaBS)14353518(bibid)
*035  $a(NO-TrBIB)020906056
*035  $a020906056-47bibsys_network
*040  $aNO-TrBIB$bnob$ekatreg
*1001 $aDagsvik, John K.$d1943-$0(NO-TrBIB)90268739$_13948900
*24512$aA modification of Heckman's two stage estimation procedure that is applicable when the budget set is convex$cJohn K. Dagsvik
*260  $aOslo$bCentral Bureau of Statistics$c1987
*300  $a20 bl.
*4901 $aDiscussion paper / Central Bureau of Statistics$v28
*533  $aElektronisk reproduksjon$b[Norge]$cNasjonalbiblioteket Digital$d2016-05-11
*588  $aKatalogisert etter omslaget
*7102 $aStatistisk sentralbyrå$0(NO-TrBIB)90073651$_10756500
*7760 $tA modification of Heckman's two stage estimation procedure that is applicable when the budget set is convex$w991011197474702201
*830 0$aDiscussion paper (Statistisk sentralbyrå) (trykt utg.)$x0803-074x$v28$w998900805934702201$_13833300
*85641$3Fulltekst$uhttps://urn.nb.no/URN:NBN:no-nb_digibok_2016051108006$yNettbiblioteket$zDigital representasjon
*901  $a80
*999  $aoai:nb.bibsys.no:990209060564702202$b2021-11-14T21:13:32Z$z990209060564702202
^