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Free Cash Flow (FCF) for each year is defined as (the year index "I" is omitted): | |||||||||||
FCF = ( | |||||||||||
Sales = q1 · Priceincome | |||||||||||
Priceincome = Taxmining · Pricemarket | |||||||||||
COGS = mF↑ · CF↑ + mF↓ · CF↓ + qO↑ · C | O O↑ + qG↑ · CG↑ + qW↑ · CW↑ + qG↓ · CG↓ + qW↓ · CW↓ | ||||||||||
Sales = q1 · Priceincome | Priceincome = Taxmining · Pricemarket |
where
FCFi | Free Cash Flow for i-th year | qO↑ | surface oil volumetric production |
Salesi | qG↑ | surface gas volumetric production | |
COGSi | qW↑ | surface water volumetric production | |
qG↓ | surface gas volumetric injection | ||
OPEXi | qW↓ | surface water volumetric injection | |
CAPEXi | CO↑ | production oil processing/transportation cost | |
Interesti | CG↑ | production gas processing/transportation cost | |
IncomeTaxRate | CW↑ | productio nwater processing/transportation cost | |
Taxmining | C |
G↓ | injection gas processing/transportation cost | ||
Pricemarket | CW↓ | injection water processing/transportation cost | |
Priceincome | mF↑ | fluid production lift cost | |
q1 | mF↓ | fluid injection lift cost | |
CF↑ | η↑ · g · H · CE | ||
CF |