The issue of building regional clean energy clusters is crucial if we want to build skilled employment and innovation in the US. The DB report focuses on mandates and subsidies, but this might only suck in solar and wind manufactured elsewhere. We need comprehensive policies for training, infrastructure, across the value chain.The current trend seems to be for not just manufacturing jobs going to China, but also the technology and finance. See my article today: Clean Energy Competitiveness in a Global Economy http://climateinc.org/2009/11/clean-energy-competitiveness-in-a-global-e...