"When consumers exhibit present bias and are time-inconsistent, the standard solution to market failures caused by externalities-Pigouvian pricing-is suboptimal. I investigate policies aimed at externalities for time-inconsistent consumers. Welfare-maximizing policy in this case includes an...

Transition risk - the financial stability risk related with decarbonization - is a major source of concern. The literature has so far only studied transition risk caused by carbon tax shocks. This paper explores other potential sources of transition risk: two other policy sources - subsidies to...

We survey various ethical issues related to the use of pollution pricing. While pollution pricing, for example in the form of Pigouvian taxes or cap-and-trade systems, is widely used in environmental economics modeling, many moral and ethical assumptions lie behind those models, and many ethical...

"The NBER Bulletin on Aging and Health provides summaries of publications like this. You can sign up to receive the NBER Bulletin on Aging and Health by email. This paper explores the relationship between time preferences, economic incentives, and body mass index (BMI). Using data from the 2006...