About Me
I am an Assistant Professor in the Department of Marketing at the City University of Hong Kong. My research focuses on topics in Human-AI Interactions, using various methods such as machine learning, applied econometrics, controlled experiment, and decision theory.
I received my Ph.D. in Quantitative Marketing from Yale School of Management in 2021. Prior to that, I completed a Master of Science in Marketing (2016) and a Bachelor of Business Administration (2014) at Seoul National University, Korea.
Research Interests
- Quantitative Marketing
- Human-AI Interactions
- Novelty
- Machine Learning
- Applied Econometrics
- Marketing Strategy
- Marketing Analytics
- AI and Marketing
Publications
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"The Adoption and Efficacy of Large Language Models in U.S. Consumer Financial Complaints."
Nature Human Behaviour, forthcoming.Media: The Economist, Yale Insights, Ground News, Tech Xplore.Featured in Nature Human Behaviour Research Briefing, "Large language models have the potential to level the playing field in consumer financial complaints." -
"Superhuman artificial intelligence can improve human decision-making by increasing novelty"
PNAS, 2023.Media: UNDP Human Development Report, Fortune, Forbes, Scientific American, and click here to see more news coverage. -
"The Impact of The Gig Economy on the Product Quality through the Labor Market: Evidence from Ridesharing and Restaurant Quality"
Management Science, 2023.Media: National Affairs, The Boston Globe, Yale Insights, Yale Alumni Magazine. -
"Human learning from artificial intelligence: Evidence from human Go players' decisions after AlphaGo"
Proceedings of the Annual Meeting of the Cognitive Science Society, 2021.
Working Papers
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"Personalized dynamic price promotion in storable goods markets: A Structured Reinforcement Learning Approach"
Marketing Science, Under Review. - "The Social Side of Shopping: How Groups Influence Consumer Behavior in Malls"
- "Strategic Novelty in the Age of Superhuman AI: Theory and Empirics"
Work in progress
- "When Hallucination of LLMs Leads to Creative Idea" , Jin Kim
Teaching
City University of Hong Kong
| Course | Level | Year | Evaluation |
|---|---|---|---|
| Strategic Marketing | UG | 2025 | 4.64 / 5.0 |
| Strategic Marketing | UG | 2024 | 4.52 / 5.0 |
| Strategic Marketing | UG | 2023 | 4.68 / 5.0 |
| Strategic Marketing | UG | 2022 | Online |
| Empirical Marketing Research | Ph.D. | 2024 | 4.93 / 5.0 |