innovation can be systematically distorted. This paper builds a simple model of endogenous technology, which generalizes existing … comparative static results and characterizes potential distortions in the direction of innovation. I show that empirical findings …

of low-carbon energy innovation. These include both improvements in physical capital, such as smart grids to aid … document recent trends in energy innovation and discuss the lessons learnt for policy. We then discuss the potential role for … complementary innovation in both physical capital--using smart grids as an example of how policy can help--and human capital, where …