Grid-Scale Energy Storage Balance-of-System Costs Will Decline 41% by 2020

http://www.greentechmedia.com/articles/read/grid-scale-energy-storage-balance-of-systems-costs-will-decline-41-by-2020?utm_source=Sailthru&utm_medium=email&utm_campaign=Issue:%202016-01-05%20Utility%20Dive%20Storage&utm_term=Utility%20Dive:%20Storage