Average of mainline passenger yield Is calculated by APO [log(passenger Log of MainYld2 Yes transformed via natural log revenue / mainline RPMs)] Average mainline cost per available Is calculated by APO (mainline MainCASM Yes seat mile operating expenses / mainline ASMs) F designation was used for the Type of service provided (scheduled, domestic forecasts; that is, scheduled SvcClass Indirectly non-scheduled, etc.). passenger/cargo service, can include freight or mail in the belly LFOpex Low fare and Is used to calculate mainline Network carriers’ Indirectly Bureau of Transportation NetOpex operating expenses operating expenses Statistics, TranStats, Form LFPrev Low fare and Is used to calculate mainline Network carriers’ Indirectly 41, NetPrev passenger revenue passenger yield Applied fiscal years 2002-2036 by Post911 Post 9/11 dummy variable Yes APO Used to dampen demand in the future APO Time Time variable = 1/(year 1986) as the aviation market reaches Yes – maturity Data inputs and sources for the Form 41 baseline international forecast Economic Variables (all data are converted to fiscal year by APO) Model Model label Description Notes input Source
Log of MainYld2 Average of mainline passenger yield transformed via natural log Is calculated by APO [log(passenger revenue / mainline RPMs)] Yes MainCASM Average mainline cost per available seat mile Is calculated by APO (mainline operating expenses / mainline ASMs) Yes SvcClass Type of service provided (scheduled, non-scheduled, etc.). F designation was used for the domestic forecasts; that is, scheduled passenger/cargo service, can include freight or mail in the belly Indirectly LFOpex NetOpex Low fare and Network carriers’ operating expenses Is used to calculate mainline operating expenses Indirectly Bureau of Transportation Statistics, TranStats, Form 41, LFPrev NetPrev Low fare and Network carriers’ passenger revenue Is used to calculate mainline passenger yield Indirectly Post911 Post 9/11 dummy variable Applied fiscal years 2002-2036 by APO Yes APO Time Time variable = 1/(year – 1986) Used to dampen demand in the future as the aviation market reaches maturity Yes Data inputs and sources for the Form 41 baseline international forecast Economic Variables (all data are converted to fiscal year by APO) Model label Description Notes Model input Source