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September 20 -- For one, as the title above notes, solar panel costs were 60% lower in the second quarter (Q2) of 2013 than they were in early 2011. Overall solar PV system prices, on average, were 40% lower, and they were 50% lower than average solar PV system prices in early 2010. I’ve emphasized this before: if you have a cost of solar from a few years ago stuck in your head, you’re probably greatly overestimating the cost of solar today. (Get an updated estimate and an estimate of your monthly and yearly savings today.) >>View Article