> An optimal tax system taxes things and behaviors we don't want
Except for that the goal isn't to punish polluters, it's to get carbon to a level that won't result in the end of human civilization. By moralizing the issue you're just making it more likely that we won't get there.
Except for that the goal isn't to punish polluters, it's to get carbon to a level that won't result in the end of human civilization. By moralizing the issue you're just making it more likely that we won't get there.