We reassess the well-known "narrow-but-deep" versus "broad-but-shallow" trade-off in international environmental agreements (IEAs), taking into account the principal-agent relationship induced by the hierarchical structure of international policy. To this end, we expand the modest coalition...

This paper compares the Kyoto Protocol and the Paris Agreement in the dynamic game of Battaglini and Harstad (2016). The asymmetric Nash solution of this game reflects the Paris Agreement, whereas the symmetric Nash solution reflects the Kyoto Protocol. In a large set of economies, the Kyoto...

This article summarizes the insights of an Energy Modeling Forum study on the magnitude and distribution of economic adjustment costs to greenhouse gas emission constraints in the aftermath of the Paris Agreement where countries voluntarily committed themselves to Nationally Determined...

Engineering the climate via Solar Radiation Management (SRM) is increasingly considered as a component of future climate policies. We study the strategic incentives for countries to choose the level of SRM at different times in the future, accounting for the regionally uneven effect of SRM on...