Research
My research is in international trade, with a focus on economic sanctions, globalization and the environment, and trade policy. Full details are in my CV and on Google Scholar.
Publications
- “A Generalized Poisson-Pseudo Maximum Likelihood Estimator” (with Jangsu Yoon and Yoto V. Yotov). Journal of Business & Economic Statistics, 2025. DOI
- “The Reallocation Effect of Cap-and-Trade: Evidence from China” (with Hao Zhao and Min Qiang Zhao). Canadian Journal of Economics, accepted, 2025.
- “International Trade and the Currency Composition of Corporate Debt” (with Yang Jiao and Saiah Lee). Journal of Money, Credit and Banking, accepted, 2025.
- “The Global Sanctions Data Base — Release 4: The Heterogeneous Effects of the Sanctions on Russia” (with Erdal Yalcin, Gabriel Felbermayr, Heider Kariem, Aleksandra Kirilakha, Constantinos Syropoulos, and Yoto V. Yotov). The World Economy, 2025.
- “Identifying and Quantifying the Extraterritorial Effects of Sanctions” (with Constantinos Syropoulos and Yoto V. Yotov). European Economic Review 170 (2024): 104888. open access
- “Global Firms and Emissions: Investigating the Dual Channels of Emissions Abatement” (with Hao Zhao and Min Qiang Zhao). Journal of Environmental Economics and Management 118 (2023): 102772.
Working Papers
- “Product-Level Emission Intensities: Measurement and Application to the Carbon Border Adjustment Mechanism” (with Hao Zhao and Min Qiang Zhao), August 2025.
- “From Imposition to Lifting: Estimating the Effects of Sanctions Over Their Lifecycle” (with Arne J. Nagengast, Jangsu Yoon, and Yoto V. Yotov), July 2024. (paper available by request)
- “Do Sanctions Affect Growth?” (with Constantinos Syropoulos and Yoto V. Yotov), January 2026. Revision requested, International Economic Review.
- “Does RMB Internationalization Promote Cross-Border Trade?” (with Yang Jiao and Saiah Lee), September 2024. (submitted)
- “Currency Swap and Export Currency Invoicing” (with Yang Jiao, Saiah Lee, and Shang-Jin Wei). (coming soon)
Work in Progress
- “Bias Decomposition in Nonlinear Difference-in-Differences: The Case of Sanctions” (with Arne J. Nagengast, Jangsu Yoon, and Yoto V. Yotov).
- “On the Estimation of Clean Technology Using Firm-level Production and Emissions Data” (with Hongsong Zhang, Hao Zhao, and Min Qiang Zhao).
Policy and Other Writings
- “A New Method for Estimating Product-Level Emission Intensities and Implications for EU’s Carbon Border Adjustment Mechanism” (with Hao Zhao and Min Qiang Zhao). VoxChina.org, May 2025.
- “On the Effectiveness of the Sanctions on Russia: New Data and New Evidence” (with Gabriel Felbermayr, Heider Kariem, Aleksandra Kirilakha, Constantinos Syropoulos, Erdal Yalcin, and Yoto V. Yotov). VoxEU.org, March 2025.
- “Extraterritorial Sanctions: A Stick and A Carrot” (with Constantinos Syropoulos and Yoto V. Yotov). VoxEU.org, March 2022.
- “Gravity for Undergrads” — Korean and Chinese translations of Yoto V. Yotov’s primer (with Jaerim Choi; with Miaojie Yu). Center for Global Policy Analysis Working Papers, Drexel University.