This paper addresses the optimal role for state mitigation policy in the face of insufficient federal action. It contrasts a first-best regime of robust global carbon pricing, in which the proper role for sub-national governments would be limited to complementary policies like land use reform...

Measures of individual preferences are a key input in cost-benefit analysis. However, behavioral science has raised questions about the rationality of these preferences. The Nudge thesis relies on that scientific research to prescribe interventions to influence individual choices. However, the...