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*019  $bl
*035  $a(EXLNZ-47BIBSYS_NETWORK)990500933124702201
*035  $a(NO-LaBS)14369237(bibid)
*035  $a(NO-TrBIB)050093312
*035  $a050093312-47bibsys_network
*040  $aNO-TrBIB$bnob$ekatreg
*1001 $aFeenstra, Robert C.$0(NO-TrBIB)90345210$_39897400
*24510$aExport variety and country productivity$cRobert C. Feenstra, Hiau Looi Kee
*260  $aCambridge, Mass.$bNational Bureau of Economic Research$c2004
*300  $a43 s.$bfig.
*4901 $aWorking paper series / National Bureau of Economic Research$v10830
*7001 $aKee, Hiau Looi$0(NO-TrBIB)1080463$_42489100
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v10830$w999105437124702201$_13074900
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*999  $aoai:nb.bibsys.no:990500933124702202$b2021-11-14T20:54:44Z$z990500933124702202
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