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True - but it is also following the same cost reduction curve as Solar.

See this for a comprehensive annual survey by Lazard on storage technologies and costs

http://blog.rmi.org/blog_2016_01_21_how_much_does_storage_re...




Not sure what you mean by "cost reduction curve". Can you expand?


Every doubling of production tends to result in a percentage decrease in cost. I see numbers for batteries and other technologies of 15-25%




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