Wiser, Ryan H, Mark Bolinger, and Troy Gagliano. Analyzing the Interaction Between State Tax Incentives and the Federal Production Tax Credit for Wind Power. Berkeley: LBNL, 2002.PDF
Bird, Lori, Brian Parsons, Troy Gagliano, Marilyn A Brown, Ryan H Wiser, and Mark Bolinger. Policies and Market Factors Driving Wind Power Development in the United States. Berkeley: LBNL, 2003.PDF