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*008101215s1999    no            000 0 eng d
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*040  $aNO-TrBIB$bnob$ekatreg
*1001 $aTjøtta, Sigve$d1956-$0(NO-TrBIB)90172178$_14455100
*24513$aAn empirical analysis of the effect of the Helsinki agreement on the reduction of sulfur emissions$cSigve Tjøtta
*260  $aBergen$bDepartment of Economics, University of Bergen$c1999
*300  $a24 s.$bdiagr.
*4901 $aWorking papers in economics / Department of Economics, University of Bergen$vno. 0999
*533  $aElektronisk reproduksjon$b[Norge]$cNasjonalbiblioteket Digital$d2010-08-31
*588  $aKatalogisert etter omslag
*830 0$aWorking papers in economics (Universitetet i Bergen. Institutt for økonomi : trykt utg.)$x1500-8606$vno. 0999$w999704607674702201$_13115500
*85641$3Fulltekst$uhttps://urn.nb.no/URN:NBN:no-nb_digibok_2010083108093$yNettbiblioteket$zDigital representasjon
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