Significant policy effort is devoted to stimulate the development, adoption and diffusion of environmental-friendly technology. Sceptics worry about the effects of regulation-induced environmental technology on firms competitiveness. Since innovation is a crucial productivity driver, a potential...

Recently Acemolgu, Aghion, Bursztyn and Hemous (AER 2012) formulated a model in which a high macroeconomic elasticity of substitution between clean and dirty production represents a crucial condition for green growth. Until now it has never been systematically estimated. Using a novel panel of...