INTERNATIONAL MACRO & FINANCE

Published & Accepted Papers     

Economies of Scale and International Business Cycles  

JOURNAL OF INTERNATIONAL ECONOMICS, Vol. 131, July 2021, No. 103459

journal link | working paper | online appendix | codes

International Economic Sanctions and Third-country Effects

with Fabio Ghironi and G. Kemal Ozhan

IMF ECONOMIC REVIEW, Vol. 72, June 2024, p. 611–652

journal link | working paper 

International Trade and Macroeconomic Dynamics with Sanctions

with Fabio Ghironi and G. Kemal Ozhan

JOURNAL OF MONETARY ECONOMICS, Vol. 154, September 2025, No. 103810

journal link (open access) | NBER working paper 

Working Papers   

Multinational Investment Activity under Policy Uncertainty in Host and Competing Countries

with Sunhyung Lee

Revise & resubmit, JOURNAL OF INTERNATIONAL ECONOMICS

draft

Global Connectedness and Diversification: Firm-level Evidence from the COVID-19 Pandemic 

with Jay Hyun  and  Seung-Ryong Shin

Revise & resubmit, JOURNAL OF MONEY, CREDIT & BANKING

draft | CEPR's Covid Economics, Issue 49  

Investment Giants in Emerging Markets

with Jee Won Park and Inhwan Sodraft

Works in Progress

Local Factors in Emerging Equity Markets: A New Phase of Return Chasing 

with Jongrim Ha and Inhwan Sodraft available upon request

Monetary Policy, Trade, and Commodity Price Fluctuations 

with G. Kemal Ozhan and Larry Schembri

Testing and Identification of Common Trends and Factors in Commodity Prices

with Barry Goodwin and Junyeob Kim

INTERNATIONAL TRADE & GEOGRAPHICAL ECONOMICS

Published & Accepted Papers    

Skilled Immigration, Offshoring, and Trade

with Mishita Mehra

JOURNAL OF ECONOMIC DYNAMCIS & CONTROL, Vol. 146, January 2023, No. 104579

journal link (open access) 

Home Market Effects and Increasing Returns with Non-constant Marginal Costs

with Nahyeon Bak and Mishita Mehra

JOURNAL OF ECONOMIC GEOGRAPHY, Vol. 24(6), November 2024, p. 871–885

journal link | working paper

Working Papers  

Public Information on Overseas Buyers for Export Promotion

with Chan Kim (U of Maryland)draft  

Industry Characteristics and the Home Market Effect: Evidence from Manufacturing Trade

with Nahyeon Bak and Mishita Mehradraft

Works in Progress

Understanding the Challenges and Opportunities of Immigrant Entrepreneurs in the U.S.

with Alejandro Gutierrez-Li

Learning from Consumer Travel Distance: Firm Expansion, Contraction, and Exit

with Yoonsoo Lee and Jeongwon Jang

MACROECONOMICS

Published & Accepted Papers     

Central Bank Policy and the Concentration of Risk: Empirical Estimates

with Nuno Coimbra and Hélène Rey

JOURNAL OF MONETARY ECONOMICS, Vol. 125, January 2022, p. 182–198

journal link (open access) | NBER working paper | appendix | codes 

Firm Revenue Elasticity and Business Cycle Sensitivity

with Anthony Savagar

JOURNAL OF ECONOMIC DYNAMCIS & CONTROL, Vol. 154, September 2023, No. 104722

journal link (open access) | codes

Working Papers   

Parental Leave Policies, Fertility, and Labor Supply

with Minchul Yumdraft

Aggregate Fluctuations from Firm Comovement

with Nahyeon Bakdraft

A Model of Entry, Exit, and Endogenous Productivity Dispersion

with Yoonsoo Leedraft

Works in Progress

Returns to Scale and Markups: Micro-level Decomposition Using Administrative Data

with Jay Hyun, Yoonsoo Lee, and Vladimir Smirnyagin

OTHER TOPRICS

Working Papers   

Consumer Learning and Package Size in Dynamic Brand Choice

with Nahyeon Bak (Amazon) and Chanheung Cho (NCSU)draft

Works in Progress

Uncertainty or Bad News? Contamination, Bias, and Correction in News-Based Uncertainty Measures

with Nahyeon Bak and Hanbat Jeong

Motivated Reasoning, Overconfidence, and Asset Market Bubble: An Experimental Study

with Jeongbin Kim

POLICY WORKS

Economic Research Institute, Bank of Korea

Equity Investment in Emerging Markets: Drivers and Consequences

with Inhwan So

Bank of Korea Joint Research Collaboration Program


Korea Institute for International Economic Policy

COVID-19 Crisis and Shifts in the Corporate Competitive Landscape: Comparisons with Previous Economic Crises

with Sang-Ha Yoon, Yaein Baek, Wontae Han, and Yoonsoo Lee

KIEP RESEARCH PAPER, 22-13, December 2022

research paper draft, in Korean