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Kyungho Lee

Kyungho Lee

Welcome. I am a PhD candidate in economics at Yale. I will be on the job market 2026–2027.

Primary Field
Industrial Organization
Secondary Fields
Applied Microeconomics, Econometrics
Kyungho Lee

Research

Working papers

The Effects of Service Integration on Platform Competition and Welfare: Evidence from Fulfillment by Amazon

Does Amazon's logistics service, Fulfillment by Amazon, restrict competition and harm consumers and sellers? I study e-commerce competition between Amazon and Walmart, showing evidence speaking to FTC v. Amazon (2023).

Job Market Paper

How should we design copyright policy when technology makes creative goods cheap to produce? We combine economic models with unstructured data (e.g., images and text) to study the competitive effects of copyright protection, focusing on a visual product—fonts.

with Sukjin Han
Presented at APIOC 2024, AI at Yale 2025, ACM EC 2025, MLESC25, World Congress 2025, Yale FDS: AI for Social Science 2026, ESIF AI+ML 2026

Work in progress

How does Amazon's adoption of robots affect consumers and workers? I examine the role of market power in shaping the incidence of automation among consumers, workers, and Amazon.

How does competition affect a platform's incentives to design recommendation algorithms?

with Michael C. Wang
Presented at AI at Yale 2026

Publications

with Ji Hwan Kim, Jungmin Lee
Journal of Public Economics, Vol. 225, 104951, 2023
Korean Economy Research Award, KEA Top 50 Outstanding Research, Ministry of Education
with Oliver Linton, Yoon-Jae Whang
Journal of Econometrics, Vol. 235(2), 352–371, 2023
Testing for Stochastic Dominance in Stata
with Yoon-Jae Whang
Stata Journal, forthcoming

Software