Prof. Samuel Hartzmark (University of Chicago) presents his paper on "Do Investors Value Sustainability? A Natural Experiment Examining Ranking and Fund Flows" at the 2018 Global Corporate Governance Colloquia (GCGC) at Harvard University, USA. Discussion of the paper is then presented by Prof. Giovanna Nicodano (University of Torino). The full paper and slides from this presentation can be downloaded here: ecgi.global/content/global-corporate-governance-colloquia-gcgc-2018#!event-presentations