It's all about aggregate actions and incentives. I have no problem if people want to live that kind of lifestyle - I think they should be free to do so. I do th

It's all about aggregate actions and incentives. I have no problem if people want to live that kind of lifestyle - I think they should be free to do so. I do think we should have a carbon tax so that some of the externalities it creates are priced in. At the margin, perhaps some people would decide not to choose more carbon intensive activities, or work harder to find ways to mitigate them (buy a Ford electric truck instead of the diesel, say).