Welcome!
I am a 1st year Economics PhD student in the University of Michigan.
My current research interests broadly lie in Industrial Organization, Econometrics, and Environmental Economics. I earned an MA in Economics, a BA in Economics, and a BSc in Mathematics from Sogang University in South Korea.
Email: yjinhong@umich.edu
Linkedin: Link
Curriculum Vitae (August 2025)
Research Interests
Industrial Organization
Working Papers (* indicates presentation by coauthors)
"An Instrumental Variables Approach to Testing Firm Conduct under a Bertrand-Nash Framework" with In Kyung Kim and Kyoo il Kim
Previously circulated under the title "An Instrumental Variables Approach to Testing Firm Conduct"
Presentation: ASSA 2026 Annual Meeting (scheduled), The World Congress of the Econometric Society 2025*, UC Riverside*, IIOC 2025, Sogang University*, University of British Columbia*, Simon Fraser University*, Korea's Allied Economic Association 2025*, Yonsei University*, University of Montreal*
"Who Drives Toyota Out? Heterogeneous Responses of Automobile Consumers to International Conflicts" with In Kyung Kim
Presentation: APIOC 2024, Sogang University*
"Branding through responsibility: the advertising impact of CSR activities in the Korean instant noodles market" with In Kyung Kim and Kyoo il Kim
*Revise and Resubmit, Review of Industrial Organization
Previously circulated under the title "Does it pay to be a reputable company? Insights from the instant noodles market"
Presentation: Sogang University, International Association of Applied Econometrics [IAAE 2024], Korea's Allied Economic Association [KAEA 2024] graduate session
Work in Progress
"Testing Conditional Lorenz Dominance with High-Dimensional Data" with Sukyung Joo, Beomsu Kim, and Sungwon Lee