Bilag 1: Beregning af omkostningsækvivalenter
Bilag 1: Beregning af omkostningsækvivalenter
Bilag 1: Beregning af omkostningsækvivalenter
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INDLEDNING ...................................................................................................................... 3<br />
MINDSTE KVADRATERS METODE................................................................................... 3<br />
Sammenhæng mellem omkostninger og costdriver ....................................................................................................... 5<br />
Normalfordeling <strong>af</strong> fejlled ................................................................................................................................................ 6<br />
Multikollinearitet .............................................................................................................................................................. 7<br />
Ekstreme observationer og observationer med stor indflydelse ................................................................................... 8<br />
Transformationer ............................................................................................................................................................. 9<br />
Valg <strong>af</strong> den bedste model ............................................................................................................................................... 10<br />
Datakvalitet ..................................................................................................................................................................... 11<br />
BESTEMMELSE AF OMKOSTNINGSÆKVIVALENTER FOR VANDFORSYNINGER ... 13<br />
Boringer ........................................................................................................................................................................... 13<br />
Vandværker .................................................................................................................................................................... 16<br />
Trykforøgerstationer ...................................................................................................................................................... 19<br />
Rentvandsledninger ........................................................................................................................................................ 23<br />
Stik ................................................................................................................................................................................... 26<br />
Kunder ............................................................................................................................................................................. 29<br />
BESTEMMELSE AF OMKOSTNINGSÆKVIVALENTER FOR SPILDEVAND ................ 32<br />
Ledninger ........................................................................................................................................................................ 32<br />
Pumpestationer ............................................................................................................................................................... 35<br />
Regnvandsbassiner ......................................................................................................................................................... 39<br />
Spildevandsbassiner ....................................................................................................................................................... 41<br />
Minirenseanlæg ............................................................................................................................................................... 43<br />
Renseanlæg ...................................................................................................................................................................... 46<br />
Slambehandling .............................................................................................................................................................. 53<br />
Kunder ............................................................................................................................................................................. 56<br />
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