A Retrospective Analysis of the Benefits and Impacts of U.S. Renewable Portfolio Standards

This report explores the costs, benefits, and other impacts of state renewable porftolio standards (RPS). It finds that RPS programs reduced customer bills by $0-1.2 billion in 2013. Other impacts include monetary and societal impacts, including reductions in greenhouse gas emissions, air pollution emissions, and water use; gross jobs and economic development; and wholesale electricity and natural gas prices.