Table 1. Summary of AEO99 Cases

Case Name

Description

Integration mode

Reference

Baseline economic growth, world oil price, and technology assumptions

Fully Integrated

Low Economic Growth

Gross Domestic product grows at an average annual rate of 1.5 percent, compared to the reference case growth of 2.1 percent.

Fully Integrated

High Economic Growth

Gross domestic product grows at an average annual rate of 2.6 percent, compared to the reference case growth of 2.1 percent.

Fully Integrated

Low World Oil Price

World oil prices are $14.57 per barrel in 2020, compared to $22.73 per barrel in the reference case.

Partially Integrated

High World Oil Price

World oil prices are $29.35 per barrel in 2020, compared to $22.73 per barrel in the reference case.

Partially Integrated

Residential: 1999 Technology

Future equipment purchases based on equipment available in 1999. Building shell efficiencies fixed at 1999 levels.

Standalone

Residential: High Technology

Earlier availability, lower costs, and higher efficiencies assumed for more advanced equipment.

Standalone

Residential: Best Available Technology

Future equipment purchases and new building shells based on most efficient technologies available. Existing building shell efficiencies increase by 30 percent from 1993 values by 2020.

Standalone

Commercial:1999 Technology

Future equipment purchases based on equipment available in 1999. Building shell efficiencies fixed at 1999 levels.

Standalone

Commercial:High Technology

Earlier availability, lower costs, and higher efficiencies assumed for more advanced equipment.

Standalone

Commercial:Best Available Technology

Future equipment purchases based on most efficient technologies available. Building shell efficiencies increase by 50 percent from reference values by 2020.

Standalone

Industrial: 1999 Technology

Efficiency of plant and equipment fixed at 1999 levels.

Standalone

Industrial: High Technology

Earlier availability, lower costs, and higher efficiencies assumed for more advanced equipment.

Standalone

Transportation: 1999 Technology

Efficiencies for new equipment in all modes of travel are fixed at 1999 levels.

Standalone

Transportation: High Technology

Reduced costs and improved efficiencies are assumed for advanced technologies.

Standalone

Consumption: 1999 Technology

Combination of the residential, commercial, industrial, and transportation 1999 technology cases and electricity low fossil technology case.

Fully Integrated

Consumption: High Technology

Combination of the residential, commercial, industrial, and transportation high technology cases and electricity high fossil technology case.

Fully Integrated

Electricity: Low Nuclear

Higher capital investments assumed after 30 and 40 years of operation.

Partially Integrated

Electricity:High Nuclear

No capital investments are required for license renewal.

Partially Integrated

Electricity: High Demand

Electricity demand increases at an annual rate of 2.0 percent, compared to 1.4 percent in the reference case.

Partially Integrated

Electricity: Low Fossil Technology

New generating technologies are assumed not to improve over time from 1997.

Fully Integrated

Electricity: High Fossil Technology

Costs and efficiencies for advanced fossil-fired generating technologies are assumed to improve from reference case values.

Fully Integrated

Electricity: Competitive Pricing

Competitive pricing is phased in over 10 years in all regions of the country.

Fully Integrated

Electricity: 5.5-Percent Renewable Portfolio Standard

Nonhydroelectric renewable generation increases to 5.5 percent of total generation for the period 2010-2015.

Fully Integrated

Renewables: High Renewables

Lower costs and higher efficiencies are assumed for new renewable generating technologies.

Fully Integrated

Oil and Gas: Slow Technology

Cost, finding rate, and success rate parameters adjusted for slower improvement.

Fully Integrated

Oil and Gas: Rapid Technology

Cost, finding rate, and success rate parameters adjusted for more rapid improvement.

Fully Integrated

Oil and Gas: Automaker’s National Low-Sulfur Gasoline

Starting in 2004, sulfur levels of all gasoline in the United States meet a 40 ppm annual average standard.

Standalone

Oil and Gas: API/NPRA Regional Reduced-Sulfur Gasoline

Starting in 2004, gasoline in Federal reformulated gasoline areas and in 23 States and East Texas meets a 150 ppm annual average standard. California gasoline continues to meet the current 40 ppm standard, and gasoline in all other areas of the country meets a 300 ppm standard. In 2010, the areas that were using 150 ppm gasoline are assumed to switch to 40 ppm gasoline.

Standalone

Coal: Low Mining Cost

Productivity increases at an annual rate of 3.8 percent, compared to the reference case growth of 2.3 percent. Real wages decrease by 0.5 percent annually, compared to constant real wages in the reference case.

Partially Integrated

Coal: High Mining Cost

Productivity increases at an annual rate of 1.2 percent, compared to the reference case growth of 2.3 percent. Real wages increase by 0.5 percent annually, compared to constant real wages in the reference case.

Partially Integrated