"3750 kWh purchased from my utility will cost me about $1000/year at today's electricity rates" - that's 26c per kWh. In most states, electricity is under 15c

"3750 kWh purchased from my utility will cost me about $1000/year at today's electricity rates" - that's 26c per kWh. In most states, electricity is under 15c per kWh. If you need electricity in an area with high electricity prices, and you're getting a tax credit, and you're cutting out the middleman, it would be expected that a local system would have a better rate of return.