全球智库信息集成服务系统

Experience can offer some guidance to the conditions under which cap-and-trade approaches are most likely to work well, and when they may face the greatest difficulties.

This essay provides an overview of the major emissions trading programs of the past thirty years on which significant documentation exists, and draws a number of important lessons for future applications of this environmental policy instrument. References to a larger number of other emissions trading programs that have been implemented or proposed are included.