The Effect of Cigarette Prices on Insurance Premiums: Evidence from Cigarette Tax Increase in South Korea (with Youngju Lee), Economic Analysis and Policy (2026)

Hit Harder, Recover Slower? Unequal Employment Effects of the Covid-19 Shock (with Sang Yoon (Tim) Lee and Yongseok Shin), Federal Reserve Bank of St. Louis Review (2021)

When Does Modal Substitution Relieve Congestion?: Evidence from High-Speed Rail in South Korea

Unintended Consequences of Installing Platform Screen Doors: Displacement and Substitution for Suicide Attempts (with Nobuhiko Nakazawa and Youngju Lee), R&R at Health Economics

The Value of Travel Time Savings: Evidence from High-Speed Rail Expansion

Stay or Leave?: Online Banking, Merger, and Dynamics of Bank Branches (with Joonkyo Hong)

Quantifying the Long-Term and Intergenerational Effects of Conditional Cash Transfers (with Andrea Flores)