In the wake of 25 UN Climate Change Conferences of the Parties (and counting), international cooperation on mitigating greenhouse gas emissions to avoid substantial and potentially irreversible climate change remains an important challenge. The limited impact that the Kyoto Protocol and its...

In this paper we examine the empirical relevance of three prominent endogenous protection models. Is protection for sale, or do altruistic policy makers worry about political support? We find strong evidence that protection is indeed for sale. The important new result is, however, that not only...