Cap and trade

Here are two articles that describe China's proposals to reduce pollution emissions. The proposal call for some type of cap and trade program.
http://www.latimes.com/world/asia/la-fg-china-global-warming-20150924-story.html

http://www.bloomberg.com/news/articles/2015-09-25/china-said-to-plan-pollution-trading-expansion-to-cut-emissions