In Song Kim

In Song Kim

Assistant Professor

CV (pdf)

Political methodology; international trade; political economy; big data; machine learning; game theory; lobbying; lobbyview; visualization; dimension reduction.


In Song Kim is an Assistant Professor in the Department of Political Science at the Massachusetts Institute of Technology. He completed his Ph.D. in Politics at Princeton University. His research interests include International Political Economy, and Formal and Quantitative Methodology. Dr. Kim's research focuses on the political economy of firms' lobbying, trade policy-making, and design of international institutions. His dissertation examines firm's political incentives to lobby for trade liberalization, which won the 2015 Mancur Olson Award for the Best Dissertation in Political Economy. Dr. Kim conducts Big Data analysis of international trade. He is developing methods for dimension reduction and visualization to investigate how the structure of international trade around the globe has evolved over time. His work has appeared and forthcoming in the American Political Science Review, The Journal of Politics, and Political Analysis.


Professor Kim is broadly interested in international political economy and political methodology. His current research interests include firm-level lobbying on trade policies, product-level trade policy-making, and the interaction between domestic political institutions and international trade. Professor Kim is also interested in the development of quantitative methods for causal inference with panel data, "big data" analysis, network models, and estimating political actors' preferred policy outcomes. He is developing a large-scale database on lobbying supported by the National Science Foundation.

Recent Publications

"Political Cleavages within Industry: Firm-level Lobbying for Trade Liberalization," American Political Science Review (2017), Vol. 111, No. 1, pp. 1-20. (lead article)

"The Charmed Life of Superstar Exporters: Survey Evidence on Firms and Trade Policy," Journal of Politics (2017), Vol. 79, No. 1, pp. 133-152.
(with Iain Osgood, Dustin Tingley, Thomas Bernauer, Helen V. Milner, and Gabrielle Spilker)

"Estimating Spatial Preferences from Votes and Text," Political Analysis, Forthcoming. (with John Londregan and Marc Ratkovic)


17.800 Quantitative Research Methods I: Intro
17.806 Quantitative Research Methods IV: Advanced Topics

Game Theory and Political Theory