Research

Refereed Publications in Economics

1. "The Effects of Patient Cost-sharing on Adolescents' Healthcare Utilization and Financial Risk Protection: Evidence from South Korea" (with Kanghyock Koh and Wonjun Lyou), Forthcoming at Economic Inquiry.

2. "Weight Perception and Weight Management via Information Nudges" (with Lanjie Wang, Xuan Zhang, and Kanghyock Koh) Journal of Economic Behavior and Organization (2024), 222, 332-353.

3. "Life Satisfaction Changes and Adaptation in the COVID-19 Pandemic: Evidence from Singapore" (with Terence C. Cheng and Kanghyock Koh) Singapore Economic Review (2024), 69(1), 1-34.

4. "Tackling Misperceptions about Immigrants with Fact-checking Interventions: A Randomized Survey  Experiment"  (with Syngjoo Choi, Chung-Yoon Choi) Labour Economics (2023), 84, 102428

5. "Spend As You Were Told: Evidence from Labeled COVID-19 Stimulus Payments in South Korea" (with Kanghyock Koh and Wonjun Lyou) Journal of Public Economics (2023), 221, 104867 

6. "Labor Market Institutions and the Incidence of Payroll Taxation" (with Jinyoung Kim and Kanghyock Koh) Journal of Public Economics (2022), 209, 104646 

7.   "Short-term Impact of COVID-19 on Consumption Spending and its Underlying Mechanisms: Evidence from Singapore" (with Kanghyock Koh and Xuan Zhang).  Canadian Journal of Economics (2022), 55, 115-134.

8.  "The Effects of the Affordable Care Act Dependent Coverage Mandate on Parents’ Labor Market Outcomes"  (with Kanghyock Koh) Labour Economics (2022), 75, 102128.

9. "Heterogeneous Health Effects of Medical Marijuana Legalization: Evidence from Young Adults in the United States" (with Junxing Chay). Health Economics (2022), 32(2): 269-283. 

10. "Health Insurance and Subjective Well-being: Evidence from Two Healthcare Reforms in the United States" (with Kanghyock Koh). Health Economics (2022), 31(1): 233-249.

11. "Economic Impact of Targeted Government Responses to COVID-19: Evidence from the Large-scale Clusters in Seoul" (with Kanghyock Koh and Jinwook Shin). Journal of Economic Behavior and Organization (2021), 192: 199-221.

12. "Happy Lottery Winners and LT Bias" (with Andrew Oswald). Review of Income and Wealth (2021), 67(2): 317-333.

13. "The Evolution of Income Risk and Consumption Insurance in South Korea over the Last Two Decades" (with Taehyun Ahn and Chung Gu Chee). Oxford Bulletin of Economics and Statistics (2021), 83(2): 328-351.

14.  "The Effects of Income on Health: Evidence from Lottery Wins in Singapore" (with Kanghyock Koh). Journal of Health Economics (2021), 76(2).

15. "The Role of Career and Wage Incentives in Labor Productivity: Evidence from a Two-Stage Field Experiment in Malawi" (with Hyuncheol Bryant Kim and Thomas Kim). Review of Economics and Statistics (2020), 102(5): 839-851.

16. "Does Early Access to Pension Wealth Improve Health?" (with Kanghyock Koh). Economic Inquiry (2020), 58(4): 1783-1794.

17.  "Potential Crime Risk and Housing Market Responses" (with Kwan Ok Lee). Journal of Urban Economics (2018), 108: 1-17.

18. "The Long-term Health Effects of Fetal Malnutrition: Evidence from the 1959-1961 China Famine" (with Belton Fleisher and Jessica Sun)  Health Economics 26 (October 2017) 

19. “The Lasting Impact of Parental Early Life Malnutrition on Their Offspring: Evidence from the China Great Leap Forward Famine” (with Quheng Deng, Belton Fleisher, and Shi Li). World Development 54 (February 2014): 232-242.

20. "Long-term Health Effects of Malaria Exposure around Birth: Evidence from Colonial Taiwan" (with Simon Chang, Belton Fleisher, and Shiyung Liu). Economic Development and Cultural Change (April 2014).

21. “Economic Transition, Higher Education and Worker Productivity in China” (with Belton Fleisher, Yifan Hu, and Haizheng Li).  Journal of Development Economics 94 (2011): 86-94. 

Refereed Publications in Public Health

22. "Health Shocks, Health and Labour Market Dynamics, and the Socioeconomic-health Gradient in Older Singaporeans" (with Terence C. Cheng and Dennis Petrie). Social Science and Medicine (2024), 348, 116796.

23. "Lifetime Adversity Predicts Depression, Anxiety, and Cognitive Impairment in a Nationally Representative Sample of Older Adults in the United States" (with Sangnam Ahn, Hongmei Zhang, George Slavich, and  Aram Dobalian) Journal of Clinical Psychology (2024), 1-19.

24. "Associations of the COVID-19 Pandemic with Older Individuals’ Healthcare Utilization and Self-reported Health Status: A Longitudinal Analysis from Singapore" (with Sangnam Ahn and Kanghyock Koh) BMC Health Services Research (2022), 22(66).

25. “Changes in Depressive Symptoms among Older Adults with Multiple Chronic Conditions: Role of Positive and Negative Social Supports” (with SangNam Ahn and Hongmei Zhang). International Journal of Environment Research and Public Health (2017), 14(1), 16.

Working Papers

1. "Strategic Thinking Skills: A Key to Collective Economic Success" (with Syngjoo Choi and Wooyoung Lim) R&R at American Economic Journal: Microeconomics

2. “Consumption Responses to Income Shocks through Lottery Winning” (with Kanghyock Koh) R&R at Oxford Bulletin of Economics and Statistics

3. "Strategic Sophistication and Collective Action: Theory and Evidence from the COVID-19 Pandemic" (with Mimi Jeon, Kanghyock Koh, and Shin Euncheol) 

4.  "Short-term Mortality Impact of Public Pension Programs: Evidence from South Korea" (with Kanghyock Koh and Mimi Jeon)

5. "The  Unintended Consequences of International Student Shortage: Evidence from a Policy Reform in South Korea" (with Syngjoo Choi, Chung-Yoon Choi, and Jongkwan Lee)

6.  "The Labor Supply and Welfare Effects of Early Access to Medicare through Social   Security Disability Insurance"  

7.   "Learning Camp, Language of Instruction, and Education Outcomes: Evidence from a Field Experiment in Malawi" (with Hyuncheol Kim)

Publications in Korean

1.  한국인의 이주민에 대한 인식 및 정책선호, 2021 (공동저자: 최승주, 최정윤), 한국경제포럼, 14(3), 105-156.

2.  중국동포 및 북한이탈주민에 대한 한국인의 인식, 2022 (공동저자: 이종관, 최승주, 최정윤), 응용경제. 23(1).

3.  환자의 비용 분담이 청소년 정신건강에 미치는 영향: 문재인 케어를 중심으로, 2022 (공동저자: 고강혁, 류원준), 국제경제연구. 28(3).