Ami Ko
My first name is pronounced as [Ah-Mee]
Assistant Professor
Georgetown University
Department of Economics
Embedded Files
Fields
Public Economics; Family Economics; Health Industrial Organization.
Topics of interest
Social and family insurance; Aging and long-term care; Insurance market design and regulations; Life-cycle models; Structural modeling and estimation.
Email: ami.ko@georgetown.edu
Curriculum Vitae: [Click here]
Publications
Publications
Partial Rating Area Offering and Tests for Anticompetitive Market Segmentation in the ACA Marketplaces
with Hanming Fang
Journal of Health Economics, December 2025, 104
[Journal link] [Working paper version]
Previous version: Pricing Regulation and Insurer Entry on the ACA Health Insurance Marketplaces [Paper]
Dynamic Pricing Regulation and Welfare in Insurance Markets
with Naoki Aizawa
Journal of Political Economy, August 2025, 133 (8): 2371-2413, [Lead Article]
[Journal link] [Working paper version]
An Equilibrium Analysis of the Long-Term Care Insurance Market
Review of Economic Studies, July 2022, 89 (4): 1993–2025
Working Papers
Working Papers
Intrahousehold Inequality and Savings in Retirement - January 2026
with Minsu Chang
revised and resubmitted to Quantitative Economics
Childcare and Long-Term Care: A Tale of Altruism and Strategic Motives within the Family
with Chao Fu and Chamna Yoon
draft available upon request
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