Global climate change stands out from most environmental problems because it will span generations and force us to think in new ways about intergenerational fairness. It involves the delicate problem of complex coordination between countries on a truly global scale. As long as fossil fuels are...

“Grandfathering” grants preferential treatment to existing polluters and resource users over new entrants based on prior use. It typically is justified as a doctrine to appease incumbents when passing costly regulations. It is based on conceptions of first-in-time or prior appropriation. The...