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"Current Policies and Practices Related to the Incorporation of Non-energy Benefits in Energy Saving Performance Contract Projects." ACEEE 2014 Summer Study on Energy Efficiency in Buildings 2014. LBNL- 1006758..
"A method to estimate the size and remaining market potential of the U.S. ESCO (energy service company) industry." Energy 77 (2014) 362-371..
"Understanding recent market trends of the US ESCO industry." Energy Efficiency 11 (2018) 1303–1324..
Current Size and Remaining Market Potential of the U.S. Energy Service Company Industry. LBNL, 2013. LBNL-6300E..
Financing the Growth of Energy Efficiency Service Industry in Shanghai. 2005. LBNL-57319..
Performance Contracting and Energy Efficiency in the State Government Market. Berkeley: LBNL, 2008. LBNL-1202E..
A Survey of the U.S. ESCO Industry: Market Growth and Development from 2000 to 2006. Berkeley: LBNL, 2007. LBNL-62679..
A Survey of the U.S. ESCO Industry: Market Growth and Development from 2008 to 2011. Berkeley: LBNL, 2010. LBNL-3479E..
U.S. Energy Service Company (ESCO) Industry: Recent Market Trends. 2016. LBNL-1006343..