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Despite Trump tariff, solar will remain cheapest option

The Arizona Daily Star
February 7, 2018

Letter to the editor from PSR Arizona’s Russell Lowes on the economics of rooftop solar. “Solar rooftop is already much cheaper than grid, with net metering. It will remain much cheaper even with this temporary boost in price to $3,000/kW. Prices have been coming down at 7% per year for rooftop. At this rate, the price of solar will drop to below the current cost by the end of next year.”

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