The degree of substitutability between clean and dirty energy plays a central role in leading economic analyses of optimal environmental policy. Despite the importance, a constant and exogenous elasticity of substitution has been a dominant theoretical approach. We challenge this assumption by...

The degree of substitutability between clean and dirty energy plays a centralrole in leading economic analyses of optimal environmental policy. Despitethe importance, assuming a constant and exogenous elasticity of substitutionhas been a dominant theoretical approach. We challenge this...

There is widespread concern that climate policy is moving too slowly and that decarbonization of economic development is coming too late for effective climate protection. We analyze three different effects that emerge endogenously during decarbonization and amplify current policies: growing...