This paper demonstrates that cooperation in international environmental negotiations can be explained by preferences for equity. Within a N-country prisoner's dilemma in which agents can either cooperate or defect, in addition to the standard non-cooperative equilibrium, cooperation of a large...

Klimaschutz stellt aus Sicht der ökonomischen Theorie ein rein öffentliches Gut dar. Internationale Kooperation zum Zweck der Milderung oder Verhinderung der globalen Erwärmung ist daher mit den bekannten fatalen Anreizproblemen behaftet: Auf der Basis freiwilliger, dezentraler Entscheidungen...

We show that U.S. withdrawal from the Kyoto Protocol is straightforward under political economy considerations. The reason is that U.S. compliance costs exceed low willingness to pay for dealing with global warming in the U.S. The withdrawal had a crucial impact on the concretion of the Protocol...