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*1001 $aKeller, Wolfgang$0(NO-TrBIB)1041754$_42549700
*24510$aMultinational enterprises, international trade and productivity growth :$bfirm-level evidence from the US$cWolfgang Keller and Stephen R Yeaple
*260  $aLondon$bCentre for Economic Policy Research$c2003
*300  $a41, [10] s.$bill.
*4901 $aDiscussion paper series / Centre for Economic Policy Research$vno. 3805
*7001 $aYeaple, Stephen R.$0(NO-TrBIB)3017848$_42549800
*830 0$aDiscussion paper series (Centre for Economic Policy Research : trykt utg.)$x0265-8003$vno. 3805$w999006439434702201$_14585900
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