documentation of the oil and gas supply module ogsm g50g72g65g70g61g72g65g64g20g62g79g3a g4fg69g6cg20g61g6eg64g20g47g61g73g20g41g6eg61g6cg79g73g69g73g20g42g72g61g6eg63g68 g45g6eg65g72g67g79g20g53g75g70g70g6cg79g20g61g6eg64g20g43g6fg6eg76g65g72g73g69g6fg6eg20g44g69g76g69g73g69g6fg6e g4fg66g66g69g63g65g20g6fg66g20g49g6eg74g65g67g72g61g74g65g64g20g41g6eg61g6cg79g73g69g73g20g61g6eg64g20g46g6fg72g65g63g61g73g74g69g6eg67 g45g6eg65g72g67g79g20g49g6eg66g6fg72g6dg61g74g69g6fg6eg20g41g64g6dg69g6eg69g73g74g72g61g74g69g6fg6e g4ag61g6eg75g61g72g79g20g31g39g39g36 i energy information administration g43g4fg4eg54g45g4eg54g53 1 introduction 2 model purpose 3 overview rationale 4 structure lower 48 onshore offshore submodule enhanced recovery 22 alaska 25 foreign natural 35 appendixes discounted cash flow algorithm a liquefied costing methodology b finding rates c data mathematical description bibliography d abstract e quality estimation ii tables tax treatment in production by category company under legislation 6 macrs schedules percent 9 iii figures interface with other modules regions submodules within