empirical analysis of patent and energy data. Our contribution is fivefold. First, our model shows that under very general …

This paper addresses two basic issues related to technological innovation and climate stabilisation objectives: i) Can … innovation policies be effective in stabilising greenhouse gas concentrations? ii) To what extent can innovation policies … technical progress in the energy sector. We evaluate a range of innovation policies, both as a stand-alone instrument and in …

technical change framework. Unilateral policies alter the structure of production and thereby innovation incentives across … countries. Whenever feasible, optimal policies implement sustainable growth by directing global innovation to the nonpolluting … sector. If nonparticipants drive global innovation, this requires policies relocating clean production to nonparticipants. A …

This paper analyzes the effect of environmental policies on the direction of energy innovation across countries over … second regime, market-based policies are moderately effective in promoting renewable innovation, while command …-and-control policies depress fossil based innovation. Finally, market-based policies are more effective to consolidate a green comparative …