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SEMIKARTELL - Fagbokforlaget

SEMIKARTELL - Fagbokforlaget

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4. Empirisk testingData for perioden 1927-82 forverdensmarkedspris (W)bruttonasjonalprodukt Norge (A)kostnader (C)Estimerer med to ulike modeller hva angår kostnader(i)(ii)aggregerte kostnaderoppsplittede kostnaderModell 1 (hvor kostnader er aggregerte):ln Et = α + β Pln Pt + β ClnCt + β C56−67Dt, 56−67 lnCt + β BNP27−55Dt,27−55ln BNP t= β D ln BNP + β D ln BNP + γt + λDεBNP55−67 t, 55−67 t BNP68−82 t,68−82 t t,40− 44 + tBenytter dummy-variabler for å teste hypotesene om at kostnaderog markedsstørrelse har ulik effekt i ulike tidsperioder- Dummy for C for perioden 1956-67- Dummy for A i hver av de tre tidsperiodene- Dummy for krigen (1940-45)Resultater© Lars Sørgard 24

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