Previously, we quantified a decline in the marginal economic value of wind and PV with increasing penetration levels based on a long-run equilibrium investment and dispatch model that accounted for operational constraints for conventional generation. We use the same model and data, based loosely...

On a $/kW basis, wind turbine prices in the U.S. have declined by nearly one-third on average since 2008, after having previously doubled over the period from 2002 through 2008. These two substantial and opposing trends over the past decade – and particularly the earlier price doubling – run...