Currently informal and formal international negotiations on climate change take place in an intensive way since the Kyoto Protocol expires already in 2012. A post-Kyoto regulation to combat global warming is not yet stipulated. Due to rapidly increasing greenhouse gas emission levels,...

Cooperation in international environmental agreements appears difficult to attain because of strong free riding incentives. This paper explores how different technology spillover mechanisms among regions can influence the incentive structures to join and stabilize an international agreement. We...