I've finally been provoked into writing this post. Though actually it is going to be about something slightly different, or at least I'm going to go through a long rambling diversion, inspired by Idiocy on carbon permits by Timmy.
But since I'm also rather conscious that many of my posts are (when looked back over the period of a couple of years) utterly incomprehensible due to lack of context, I'm going to do some context.
If you look at the problem of Global Warming from an Economics point of view, then it is a perfectly standard problem, that of uncosted Externalities. Which is to say,…