The National Renewable Energy Laboratory’s (NREL’s) U.S. Solar Photovoltaic System and Energy Storage Cost Benchmark: Q1 2020 documents a decade of cost reductions in solar and battery storage installations across utility, commercial, and residential sectors. NREL’s cost benchmarking applies a bottom-up methodology that captures variation in system design and regional costs, helping to identify future research and development directions that could further reduce costs.
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