"Supporting solar power in renewables portfolio standards: Experience from the United States." Energy Policy 39.7 (2011) 3894 - 3905..
Supporting Solar Power in Renewables Portfolio Standards: Experience from the United States. Berkeley: LBNL, 2010. LBNL-3984E..
The Treatment of Renewable Energy Certificates, Emissions Allowances, and Green Power Programs in State Renewables Portfolio Standards. Berkeley: LBNL, 2007. LBNL-62574..
Who Owns Renewable Energy Certificates? An Exploration of Policy Options and Practice. Berkeley: LBNL, 2006. LBNL-59965..
Forecasting the Growth of Green Power Markets in the United States. Berkeley: LBNL, 2001. LBNL-48611..
Public Goods and Private Interests: Understanding Non-Residential Demand for Green Power. Berkeley: LBNL, 2001. LBNL-47300..
Customer Choice and Green Power Marketing: A Critical Review and Analysis of Experience to Date. Berkeley: LBNL, 2000. LBNL-46072..