assumptions for the annual energy outlook 1997 december 1996 information administration office of integrated analysis and forecasting us department washington dc 20585 contents page introduction 1 macroeconomic activity module 9 international 12 household expenditures 15 residential demand 16 commercial 24 industrial 34 transportation 42 electricity market 57 oil gas supply 69 natural transmission distribution 77 petroleum 82 coal 91 renewable 98 list acronyms 106 this paper presents major national modeling system nems used to generate projections in aeo97 context include general features model structure concerning markets key input data parameters that are most significant formulating results detailed documentation is available a series reports synopsis components 2 interrelationships modules presented