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Innhold<br />

Forord ........................................................................................................................... 3<br />

Innhold ......................................................................................................................... 5<br />

Sammendrag ................................................................................................................. 7<br />

Summary .................................................................................................................... 13<br />

1 Innledning og bakgrunn ...................................................................................... 19<br />

1.1 Kjøttbransjen .............................................................................................. 21<br />

1.2 Endringer i matsystemet ............................................................................. 24<br />

2 Beregningsmodeller for kjøttvarene ................................................................... 27<br />

2.1 Tidligere undersøkelser .............................................................................. 27<br />

2.2 Valg av metode for beregning av marginer på enkeltvarer ......................... 29<br />

2.2.1 Hva er en margin?............................................................................... 29<br />

2.2.2 Bruk av observerbare priser ................................................................ 29<br />

2.2.3 Sier marginer noe om profitt? ............................................................. 30<br />

2.2.4 Behandling av svinn i marginstudier .................................................. 31<br />

2.2.5 Beregning av råvarekostnader for samprodukter ................................ 31<br />

2.2.6 Distribusjonskanalen for kjøttvarene .................................................. 35<br />

2.2.7 Tilskudd og avgifter ............................................................................ 35<br />

2.2.8 Datakilder ........................................................................................... 36<br />

2.2.9 Beregningen av marginene ................................................................. 37<br />

2.2.10 Regneeksempel på marginer alle ledd ................................................ 38<br />

3 Resultater for kjøttvarene ................................................................................... 41<br />

3.1 Prisutviklingen for storfe og svin ............................................................... 41<br />

3.2 Hovedresultater for storfe ........................................................................... 42<br />

3.3 Hovedresultater for svin ............................................................................. 45<br />

3.4 Hovedresultater for bearbeidete varer......................................................... 47<br />

3.5 Resultater for kjøttvarene samlet ................................................................ 48<br />

3.6 Endringer i tilskudd og avgifter .................................................................. 50<br />

4 Oppsummering ................................................................................................... 53<br />

Litteratur ..................................................................................................................... 57<br />

Vedlegg A Nominelle marginer ................................................................................ 61<br />

Vedlegg B Andeler i forhold til summen av marginene 1989-1999 .......................... 63<br />

Vedlegg C Andre opplysninger ................................................................................. 65

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