We study the importance of uncertainty and public finance to the welfare ranking of three environmental policy … revenues finance public abatement. When the main source of uncertainty is economic, the most efficient recipe is to levy … pollution taxes and use the collected tax revenues to finance public abatement. However, when environmental uncertainty is the …

We study the importance of uncertainty and public finance to the welfare ranking of three environmental policy … revenues finance public abatement. When the main source of uncertainty is economic, the most efficient recipe is to levy … pollution taxes and use the collected tax revenues to finance public abatement. However, when environmental uncertainty is the …

The argument that policy risk, i.e., uncertainty about monetary and fiscal policy, has been holding back the economic … business cycle fluctuations by using an estimated New Keynesian model featuring policy risk as well as uncertainty about … technology. We directly measure uncertainty from aggregate time series and find considerable evidence of time-varying policy risk …

uncertainty about subsequent abatement cost, but can subsequently adjust output in the light of true marginal abatement cost …

comparable to numeric models used in policy advising. Uncertainty surrounding climate change remains large. The closed …-form expressions of welfare loss from shocks and epistemological uncertainty identify the interaction of (intertemporal) risk attitude …, distributional moments, and the climatic shadow values. Welfare gains from reducing uncertainty about temperature feedbacks are much …