For most generation technologies, regional cost multipliers are applied to reflect variations in installation costs across the United States as described in the ReEDS model documentation and shown with updated data here. These regional multipliers are applied to the overnight capital cost of the associated technology. The regional multipliers are technology-specific and are usually derived from
DOE (U.S. Department of Energy). 2015. Wind Vision: A New Era for Wind Power in the United States. U.S. Department of Energy. DOE/GO-102015-4557. March 2015. http://energy.gov/sites/prod/files/2015/03/f20/wv_full_report.pdf.
Wiser, Ryan, and Mark Bolinger. 2016. 2015 Wind Technologies Market Report. August 2016. https://emp.lbl.gov/sites/default/files/2015-windtechreport.final_.pdf.