David Frum @davidfrum
Remember, a carbon tax can also function as a carbon *tariff* against nations that do not curb carbon emissions on their own. I offer details in Chapter 10 of Trumpocalypse as it how it might work. — PolitiTweet.org
Bloomberg @business
China now accounts for more greenhouse gas emissions than all of the world’s developed nations combined, according… https://t.co/tnTbEr5b4k