Paul Krugman @paulkrugman
This is a very big, very bad deal. This study by Nodhaus et al — which only considered the health costs of air pollution — found that in a number of industries these costs are a large fraction of the industry's value added, and sometimes exceeds it 3/ https://t.co/m05CcbGvOR https://t.co/4adfSlg64V — PolitiTweet.org