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*019  $bl
*035  $a(EXLNZ-47BIBSYS_NETWORK)990209464494702201
*035  $a(NO-LaBS)15179974(bibid)
*035  $a(NO-TrBIB)020946449
*035  $a020946449-47bibsys_network
*040  $aNO-TrBIB$bnob$ekatreg
*24500$aBounding the effects of R&D :$ban investigation using matched establishment-firm data
*260  $aCambridge, Mass.$bNBER$c1996
*300  $a39 s.
*4901 $aNBER working paper series$v5544
*7001 $aAdams, James D.$_40326400
*7001 $aJaffe, Adam B.$_22554700
*7102 $aNational Bureau of Economic Research (Forente Stater)$_13074800
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v5544$w999105437124702201$_13074900
*901  $a60
*999  $aoai:nb.bibsys.no:990209464494702202$b2021-11-14T19:53:58Z$z990209464494702202
^