Working Papers

The Role of Venture Capital and Governments in Clean Energy: Lessons from the First Cleantech Bubble,” NBER Working Paper #29919, April 2022 (with Matthias van den Heuvel).

Technological Spillover Effects of State Renewable Energy Policy: Evidence From Patent Counts,” NBER Working Paper #25390, December 2018 (with Wangcong Fu, Chong Li, and Jan Ondrich).

China and India as Suppliers of Affordable Medicines to Developing Countries,” NBER Working Paper #17249, July 2011 (with Tamara Hafner).

Knowledge Spillovers in Interdependent Economies” (with Yonghong Wu and Stuart Bretschneider), May 2001.
Note: because of size constraints, Table 4 is not included.

Description of data used in my energy patent papers (taken from chapter 2 of my dissertation).

Last modified June 24, 2020