Selected Publications 

Sejong's Effects of People's Health: Consequences of a Long Commute (with Seulgi Lim)

   Asian Economic Papers, 2023, 22(2): 1-27 (lead article)

The Effects of Indoor Temperature and Humidity on Local Transmission of COVID-19 and How It Relates 

   to Global Trends (with Steven Barrett, Wontae Hwang and more), Plos One, 2022, 17(8), e0271760.

Consumption Response to Seoul's Covid-19 Shopping Coupons

    (with Seokjin Woo, Dohyung Kim, Sangmin Yum), Korean Economic Review, 2022, 38(2), 231-250.

Signaling in Two-sided Matching Markets 

    in "Online and Matching-Based Market Design," edited by F. Echenique, N. Immorlica, and V.V. Vazirani, 2023, available at Amazon

How to Improve Worker-Firm Matching: Evidence from a Temporary Foreign Worker Market (with Yoonyoung Cho)

    Korean Economic Review, 2021, 37(2), 419-454.

How do House Prices Affect Consumption Patterns across Categories? (with Yoonsoo Lee and Wonhyeok Kim)

    Korean Economic Review, 2021, 37(2), 367-398.

Gender Norm Conflict and Marital Outcomes (with Francisca M Antman and Priti Kalsi)

    Journal of Demographic Economics, 2021, 87, 537-560

Can Stimulus Checks Boost an Economy under Covid-19? Evidence from South Korea

    (with Moon Jung Kim), International Economic Journal, 2021,35(1), 1-12.

Covid-19 and Employment in South Korea: Trends and Comparison with the 2008 Financial Crisis

    (with Minhyuk Nam), Seoul Journal of Economics, 2021, 34(1), 43-80.

Collaboration and Female Representation in Academic Fields (with Ben Malin)

    Journal Minneapolis Fed: Quarterly Review, September 2019,39(1) 2-21.

Girls and Boys: Economic Crisis, Fertility and Birth Outcomes (with Chiara Orsini)

    Journal of Applied Econometrics, 2018, 33,1044–1063 (working paper with online appendix attached, click to the 

    published version)

    previous version was circulated under the title of "Impact of Economic Crisis on Fertility and Birth Outcomes."

      - citied in Joongang Sunday, December 30,2018

Impact of the Clean Air Act on Air Pollution and Infant Health: Evidence from South Korea 

    (with Minhyuk Nam and Heesun Yoo). Economics Letters, 2018, 168, 98-101. 

    (working paper with online appendix attached, click to the published version)

Efficient Supply of Human Capital: Role of College Major (with Sungjin Cho and Jihye Kam)

     Singapore Economic Review, 2018, 63(5), 1319-1343

Did the Great Recession Affect Sex Ratios at Birth for Groups with a Son Preference?(with Chiara Orsini)

     Eonomics Letters, 2017, 154, 48-50.

 - cited in Quartz

 Brides for Sale: Cross-Border Marriages and Female Immigration (with Daiji Kawaguchi

     Economic Inquiry, 2017, 55(2), 633-654. (lead article)

      - cited in Marginal Revolution

Effect of Online Dating on Marital Sorting

     Journal of Applied Econometrics, 2016, 31(6), 1120-1139.

     this paper is based on, but with significant revision, the first chapter of my thesis 

     titled “Preferences and Choice Set Constraints in Marital Sorting.”

Carrot and Stick?: Impact of a Low-Stakes School Accountability Program on Student Achievement 

    (with Seokjin Woo, and Kyunghee Kim) online appendix, Economics Letters, 2015, 137, 195-199.

Propose with a Rose? Signaling in Internet Dating Markets (with Muriel Niederle

    Experimental Economics, 2015, 18(4), 731-755.

     - cited in Freakonomics, Slate, Quartz, and Wall Street Journal

    earlier version of this paper was circulated as NBER WP# 17340

Beauty Pays but Does Investment in Beauty?

     IZA World of Labor, October 2015

Bonus Compensation and Productivity: Evidence from Indian Manufacturing Plant-Level Data 

     (with Natalie Chun) Journal of Productivity Analysis, 2015, 43(1) 47-58.

Do Single-Sex Schools Make Girls More Competitive? (with Muriel Niederle and Namwook Kang)

    Economics Letters, September 2014, 124(3), 474-477.

     - cited in Pacific Standard, the Week Magazine

Multiple Testing and Heterogeneous Treatment Effects: Re-evaluating the Effect of PROGRESA 

    on School Enrollment 

    (with Azeem ShaikhJournal of Applied Econometrics, June/July 2014, 29(4), 612-626.

All for One? Family Size and Children's Educational Distribution Under Credit Constraints 

    (with Jeanne Lafortune) American Economic Review, P&P, May 2014, 104(5), 365-369.

Can the Job Market for Economists be Improved? 

    (with Fedor Iskhakov, Terence Johnson, David McArthur, John Rust, and Joel Watson)

    edited by Zvika Neeman, Alvin Roth, Nir Vulkan, the Oxford Handbook of Market Design (2013)

Education's Role in China's Structural Transformation (with Ben Malin)

    Journal of Development Economics, March 2013, 148-166.

Plastic Surgery: Investment in Human Capital or Consumption? (with Keunkwan Ryu

    Journal of Human Capital, September 2012, 224-250. 

     - cited in USA Today

Working Papers [contact me for latest versions]

College Admissions as Non-Price Competition (with Christopher Avery and Alvin Roth)

    [version 2014, NBER WP# 20774]

All or Nothing? The Impact of Gender Composition on Effort and Academic Achievement 

    (with Lesley Turner, Seokjin Woo, and Kyunghee Kim)

    [version 2014, NBER WP# 20722]

Endogenous Market Formation: Theory and Evidence from the Student-College Matching in Chile 

   (with Ricardo Espinoza and Hector Lopez)