We construct an overlapping generations model in which the choice between dirty and clean technology hinges on the economy's capital stock, susceptible to climate-induced depreciation. The process of capital accumulation contributes to environmental emissions, yet their intensity can be...

We demonstrate the advantages of a climate treaty based solely on rules for international permit markets when there is uncertainty about abatement costs and environmental damages. Such a ‘Rules Treaty’ comprises a scaling factor and a refunding rule. Each signatory can freely choose the...

We propose a blueprint for an international emission permit market such as the EU trading scheme. Each country decides on the amount of permits it wants to offer. A fraction of these permits is grandfathered, the remainder is auctioned. Revenues from the auction are collected in a global fund...