Research

PUBLICATIONS

• “Price Competition and Market Dynamics Under Asymmetric Costs: Evidence from Discount Gas Stations on Local Markets” (with Yenjae Chang), Energy Economics, Volume 155, March 2026, 109144,

• “What Occurs When a Shot is Fired? Gender Differences in Housing Markets” (with Yongseok Kim, Suman Basuroy, and Myongjin Kim), Marketing Letters, Volume 36, pages 369-38, co 1st author

• “Household differentiation and residential electricity demand in Korea” (with Daewook Kim and Mankeun Kim), Energy Economics, Volume 95, March 2021, 1st author

WORKING PAPERS

• “Energy Security and Competition in South Korea” (with Eric Lewis, Myongjin Kim, and Hongseok So), 2024

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• “Impacts of ZEV on Product Market, Environment, and Health Outcomes” (with Minhae Kim and Myongjin Kim), 2024

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• “Quasi-Vertical Integration, Low-Cost Entrants, and Multi-Market Contact: Coordination and Competition in Regional Gasoline Station Market”, 2024

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• “Tax Reform and Bonuses: Implications for Employee Productivity” (with Myongjin Kim, Georgia Kosmopoulou, and Jangsu Yoon), 2024, Under Review at Journal of Corporate Finance

• “Coordinated Pricing After a Failed Merger: Evidence from the JetBlue-Spirit Case” (with Minhae Kim and Myongjin Kim), 2024, R&R at Review of Industrial Organization

• “A Study on the Competition of LNG Power Generation in the Korean Electricity Market following the Introduction Method” (with Hongseok So, Daewook Kim, and Mankeun Kim), 2024

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This study empirically compares and analyzes the cost efficiency of two LNG import methods—private direct import and the Korea Gas Corporation’s average rate system—in terms of fuel cost under buyer and seller market conditions in the global LNG market. Using Asian LNG spot prices (JKM) from January 2015 to May 2023, the Bai-Perron test was applied to identify changes in market structure. Contrary to the perception that direct importers would hold a cost advantage in buyer markets and KOGAS-supplied generators in seller markets, the empirical analysis revealed that direct importers are relatively advantageous in both market types, with their competitiveness being particularly pronounced in seller markets. This study reexamines the impact of the high market responsiveness and cost efficiency of private direct importers on electricity system.

• “Marijuana Legalization and Airline Competition” (with Minhae Kim and Myongjin Kim), 2024

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WORKS IN PROGRESS

• “A Network, Scoring Auction and Collusion” (with Georgia Kosmopoulou and Myongjin Kim), 2024

• “A Study of Renewable Energy Policy on Electricity Market in South Korea, Jeju” (with Hongseok So), 2025