Publications and Resources

Featured Publications

Research Report E1501 - April 21, 2015

EPA’s Clean Power Plan allows states to pick from many pollution-reducing technologies and policies—including energy efficiency—when designing their compliance plans. What are the costs and emissions benefits of these various compliance options? ACEEE has developed the State and Utility...

Research Report A1501 - January 27, 2015

This paper describes recent advances in energy-saving elevator technologies and recommends a path for accelerating the uptake of these new capabilities. New building codes are stimulating the adoption of modern systems that can save more than 40% of current annual energy use. ACEEE recommends...

Research Report U1501 - January 14, 2015

This report analyzes ten categories of utility-sector energy efficiency programs that have achieved high participation among targeted customer markets. Despite issues with the nature and availability of participation data, the study draws on published data sources and interviews with program...

Research Report - August 26, 2015

The Local Energy Efficiency Policy Calculator (LEEP-C) version 2.0 Beta is intended for use by local policymakers and stakeholders interested in advancing the adoption of energy efficiency in their communities. The tool is capable of analyzing the impacts of 23 different policy types from 4...

White Paper - August 22, 2015

This paper reviews the energy savings potential in Ohio available to meet the requirements under the state’s energy efficiency standard enacted by Senate Bill 221. First, we focus on four energy efficiency studies by the investor-owned utilities (IOUs) in Ohio that were prepared between 2012 and...

White Paper - August 19, 2015

This new Excel-based tool applies the data and methodology of the 2014 International Energy Efficiency Scorecard and extends the reach of its analysis. Users of the tool can input qualitative and quantitative data from their own country, region, or smaller jurisdiction to get a snapshot...

Testimony - August 07, 2015

On August 6, 2015, Dr. Siddiq Khan testified in Chicago on the proposed Phase 2 Greenhouse Gas Emissions and Fuel Efficiency Standards for Medium- and Heavy-Duty Engines and Vehicles. ACEEE strongly supports the efforts of the DOT and EPA to strengthen the standards over the coming decade and...

Research Report - June 30, 2015

In 1980, energy efficiency researchers formed the American Council for an Energy-Efficient Economy (ACEEE). As we turn 35 years old this year, we thought it would be useful to look at energy efficiency progress over the past 35 years and to also look at possible and recommended pathways for the...

White Paper - June 30, 2015

Although the relationship between water and energy is a close one, the energy intensity of water and wastewater systems is relatively undocumented. To advance the understanding of the water-energy nexus and bring attention to possible opportunities, the National Association of Water Companies (...

Research Report - June 24, 2015

This report details the wide range of benefits of energy efficiency to the electric utility system, including traditional avoided cost of energy as well as many other economic benefits. These benefits accrue to all utility customers, including those who have not participated in programs. The...

Research Report - June 16, 2015

This report describes the multiple benefits of energy efficiency in multifamily retrofit programs and discusses particular ways of establishing their value so administrators can include them in cost-effectiveness testing.  Multiple benefits are the impacts of energy efficiency improvements...

White Paper - June 10, 2015

This paper is one in a three-part ACEEE series on utility business models for energy efficiency. The two other reports examine state-by-state experience with utility performance incentives and ...

Research Report - June 10, 2015

This report is one in a three-part ACEEE series on utility business models for energy efficiency. The two others examine state experience with lost revenue adjustment mechanisms and present an...

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