Title: "Economic Decision-Making Skill Predicts Income in Two Countries" (co-authored with David J. Deming, Søren Leth-Petersen, and Ben Weidmann)Here is the Appendix.
Title: "Drive Down the Cost: Learning by Doing and Government Policy in the Global Electric Vehicle Battery Industry" (co-authored with Panle Jia Barwick, Hyuksoo Kwon, Shanjun Li, Nahim Zahur)