Increased attention by policy makers to the threat of global climate change has brought with it considerable attention …

context of the very great heterogeneity that characterizes climate policies along five dimensions – type of policy instrument …; level of government jurisdiction; status of that jurisdiction under the Paris Agreement; nature of the policy instrument …

are clear. Much more challenging to identify are the impacts of Nordhaus and his research on public policy in this domain …. We examine three conceptually distinct pathways for that influence: his personal participation in the policy world; his … research's direct contribution to the formulation and evaluation of public policy; and his research's indirect role informing …