*001188358 *00520250613174654.0 *007ta *008110323s1997 xxu 000 u eng d *00900820cam a2200205 c 4500 *019 $bl *035 $a(EXLNZ-47BIBSYS_NETWORK)990604615274702201 *035 $a(NO-LaBS)14063241(bibid) *035 $a(NO-TrBIB)060461527 *035 $a060461527-47bibsys_network *040 $aNO-TrBIB$bnob$ekatreg *1001 $aKlette, Tor Jakob$0(NO-TrBIB)90295797$_14827300 *24510$aEmpirical patterns of firm growth and R&D investment :$ba quality ladder model interpretation$cTor Jakob Klette and Zvi Griliches *260 $aCambridge, Mass.$bNational Bureau of Economic Research$c1997 *300 $a25 s.$bfig. *4901 $aNBER working paper series$v5945 *7001 $aGriliches, Zvi$0(NO-TrBIB)90175055$_24483900 *830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v5945$w999105437124702201$_13074900 *901 $a80 *999 $aoai:nb.bibsys.no:990604615274702202$b2021-11-14T19:55:13Z$z990604615274702202 ^