The cap-and-trade versus tax debate continues over at the Bulletin of the Atomic Scientists.
Our latest post argues that even if simplicity is the only criterion, cap-and-trade might still be the best bet:
The reason that a tax seems simple is that no one has proposed the detailed kind of tax that Congress would actually pass. After all, the Lieberman-Warner climate legislation considered by the Senate in June started as a two-page skeleton outline, which, in our estimation at least, seems simple enough.
More over at the Bulletin.