Investors Are Punishing the Polluters. Here's Proof.

Patrick Bolton is the David Zalaznick Professor of Business. He joined Columbia Business School in July 2005. He received his PhD from the London School of Economics in 1986 and holds a BA in economics from the University of Cambridge and a BA in political science from the Institut d'Etudes Politiques de Paris. He began his career as an assistant professor at the University of California at Berkeley and then moved to Harvard University, joining their economics department from 1987-1989. He was Chargé de Recherche at the C.N.R.S.