The European Union and American economists in the Clinton administration argued for passage of the Kyoto Treaty only by creating models for something that wasn’t the Kyoto Treaty. They projected that developing countries would enter the Kyoto framework at some point, and would trade their rights to emit CO2 and other greenhouse gases to the United States and Europe in return for development aid.
克林顿时期欧盟和美国的经济学家主张在为本不属于京都议定书的东西建立模式的条件下而通过该议定书。他们预计，发展中国家会在某一时候加入议定书框架，并且会同美国和欧盟交换二氧化碳和其他温室气体排放权利而换取发展援助。