Tracking the Sun

Barbose, Galen L, Naïm R Darghouth, Eric O’Shaughnessy, and Sydney Forrester. "U.S. Distributed Solar and Storage Data." 2025.

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Barbose, Galen L, Naïm R Darghouth, Eric O’Shaughnessy, and Sydney Forrester. Tracking the Sun: Pricing and Design Trends for Distributed Photovoltaic Systems in the United States, 2024 Edition. 2024.

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Barbose, Galen L, Naïm R Darghouth, Eric O’Shaughnessy, and Sydney Forrester. Distributed Solar 2020 Data Update. 2020.

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Barbose, Galen L, and Naïm R Darghouth. Tracking the Sun: Pricing and Design Trends for Distributed Photovoltaic Systems in the United States - 2019 Edition. 2019.

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Barbose, Galen L, Naïm R Darghouth, Kristina Hamachi LaCommare, Dev Millstein, and Joseph Rand. Tracking the Sun: Installed Price Trends for Distributed Photovoltaic Systems in the United States - 2018 Edition. 2018.

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Barbose, Galen L, Naïm R Darghouth, Dev Millstein, Kristina Hamachi LaCommare, Nicholas DiSanti, and Rebecca Widiss. Tracking the Sun X: The Installed Price of Residential and Non-Residential Photovoltaic Systems in the United States. 2017.

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Barbose, Galen L, Naïm R Darghouth, Dev Millstein, Sarah Cates, Nicholas DiSanti, and Rebecca Widiss. Tracking the Sun IX: The Installed Price of Residential and Non-Residential Photovoltaic Systems in the United States. 2016.

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Barbose, Galen L, Naïm R Darghouth, Dev Millstein, Michael Spears, Ryan H Wiser, Michael Buckley, Rebecca Widiss, and Nick Grue. Tracking the Sun VIII: The Installed Price of Residential and Non-Residential Photovoltaic Systems in the United States. 2015.

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Barbose, Galen L, Naïm R Darghouth, Samantha Weaver, David Feldman, Robert Margolis, and Ryan H Wiser. "Tracking US photovoltaic system prices 1998-2012: a rapidly changing market." Progress in Photovoltaics: Research and Applications (2014) n/a - n/a.

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Barbose, Galen L, Samantha Weaver, and Naïm R Darghouth. Tracking the Sun VII: An Historical Summary of the Installed Price of Photovoltaics in the United States from 1998-2013. 2014.

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Barbose, Galen L, Naïm R Darghouth, Samantha Weaver, and Ryan H Wiser. Tracking the Sun VI: An Historical Summary of the Installed Price of Photovoltaics in the United States from 1998 to 2012. 2013.

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Barbose, Galen L, Naïm R Darghouth, and Ryan H Wiser. Tracking the Sun V An Historical Summary of the Installed Price of Photovoltaics in the United States from 1998 to 2011. 2012.

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Wiser, Ryan H, Galen L Barbose, and Carla Peterman. Tracking the Sun: The Installed Cost of Photovoltaics in the U.S. from 1998-2007. Berkeley: LBNL, 2009.

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Wiser, Ryan H, Galen L Barbose, Carla Peterman, and Naïm R Darghouth. Tracking the Sun II The Installed Cost of Photovoltaics in the U.S. from 1998-2008. Berkeley: LBNL, 2009.

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Barbose, Galen L, Naïm R Darghouth, and Ryan H Wiser. Tracking the Sun III The Installed Cost of Photovoltaics in the U.S. from 1998-2009. Berkeley: LBNL, 2010.

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Barbose, Galen L, Naïm R Darghouth, Ryan H Wiser, and Joachim Seel. Tracking the Sun IV An Historical Summary of the Installed Cost of Photovoltaics in the United States from 1998 to 2010. Berkeley: LBNL, 2011.

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