Venue & Dates: The Seventh Columbia University Conference in Political Economy will be held at the East Gallery of the Maison Française, Columbia University (get directions) on Friday, December 13th. Faculty Organizers: Alessandra Casella & John Marshall, Columbia University     Speakers & Schedule: 9:25AM Welcome and Introductions 9:30AM “Persistent Political Engagement: Social Interactions and the Dynamics of Protest Movements” David Yang (Harvard), with Leonardo Bursztyn (University of Chicago), Davide Cantoni (Ludwig-Maximilians-Universität München), Noam Yuchtman (UC Berkeley), and Y. Jane Zhang (The Hong Kong University…