Kohei Kawaguchi

Research Field

• Industrial Organization, Quantitative Marketing, Microeconometrics.

Academic Position

• Assistant Professor, Department of Economics, School of Business and Management, Hong Kong University of Science and Technology, 2017-present.
• Assistant Professor, Graduate School of Economics, Hitotsubashi University, 2015-2017.

Other Employment

• Advisor, UTokyo Economic Consulting Inc., 2020-present.
• Affiliated Academic, NERA Economic Consulting, 2015-2017.
• Research Associate, Equity Research Division, Morgan Stanley, 2006-2007.

Education

• Ph.D. in Economics, London School of Economics, 2015.
  • Supervisor: Martin Pesendorfer.
  • Advisors: Alessandro Gavazza, Pasquale Schiraldi.
  • Viva examiners: Ian Crawford, Matthew Gentry.
• MRes in Economics (with distinction), London School of Economics, 2012.
• MA in Economics, University of Tokyo, 2010.
• BSc in Liberal Arts, University of Tokyo, 2005.

Published/Accepted Papers

1. Small Business under the COVID-19 Crisis: Expected Short- and Medium-Run Effects of Anti-Contagion and Economic Policies (joint with Naomi Kodama and Mari Tanaka), 2021, Journal of the Japanese and International Economies, Volume 61, September.
2. Designing Context-Based Marketing: Product Recommendation under Time Pressure (joint with Kosuke Uetake and Yasutora Watanabe), 2021, Management Science, Volume 67(9), pp. 5642-5659.
3. When Will Workers Follow an Algorithm?: A Field Experiment with a Retail Business, 2021, Management Science, 67(3), March, pp.1670-1695.
4. Effectiveness of Product Recommendation under Time and Crowd Pressures (joint with Kosuke Uetake and Yasutora Watanabe), 2019, Marketing Science, 38(2), March-April, pp.253-273.
5. Testing Rationality without Restricting Heterogeneity, 2017, Journal of Econometrics, 197(1), pp.153-171.

Policy Papers

1. Relevant Market Definition and Market Power of Mobile Apps (in Japanese) (joint with Toshifumi Kuroda and Susumu Sato), Japan Fair Trade Commission CPRC Discussion Paper, May 21, 2022.

Working Papers

1. Merger Analysis in the App Economy: An Empirical Model of Ad-Sponsored Media (joint with Toshifumi Kuroda and Susumu Sato), 2022.
2. Security-Cost Efficiency of Competing Proof-of-Work Cryptocurrencies, (joint with Shunya Noda), 2021.
3. Using Managers' Expectations for Ex-ante Policy Evaluation: Evidence from the COVID-19 Crisis (joint with Naomi Kodama, Hiroshi Kumanomido, and Mari Tanaka), 2021, revision requested by the Journal of Economics and Management Strategy.
4. Displacement Effects of Public Libraries (joint with Kyogo Kanazawa), 2021, revision requested by the Journal of the Japanese and International Economies.
5. Estimating High-Dimensional Discrete Choice Model of Differentiated Products with Random Coefficients (joint with Masayuki Sawada), 2020.

Working in Progress

• Measuring Inefficiency of Patent Overlaps: The Case of 3D Printers (joint with Makoto Kadowaki).
• A Structural Analysis of Resale Price Maintenance in the Japanese Publishing Industry (joint with Jeff Qiu and Yi Zhang).
• Platform Competition of Temporary Help Agencies (joint with Daiji Kawaguchi and Makoto Watanabe).
• Oligopoly Non-linear Pricing and Bundling: A Structural Analysis (joint with Takanori Ida, Toshifumi Kuroda, and Susumu Sato).
• Measuring Market Power of Employers using Data from Application to Employment Decisions in a Job Matching Intermediary (joint with Ryo Kambayashi and Suguru Ohtani)

Conference Presentations

• 2021/8/28, European Association for Research in Industrial Economics, "Measuring Inefficiency of Patent Overlaps: The Case of 3D Printer Industry", refereed, online.
• 2021/8.24, European Economic Association-Econometric Society European Meeting, "Measuring Inefficiency of Patent Overlaps: The Case of 3D Printer Industry", refereed, online.
• 2021/7/7, Australasian Meeting of Econometric Society, "Measuring Inefficiency of Patent Overlaps: The Case of 3D Printer Industry", refereed, online.
• 2021/7/2, China Meeting of Econometric Society, "Measuring Inefficiency of Patent Overlaps: The Case of 3D Printer Industry", refereed, online.
• 2021/6/26, Asian Meeting of Econometric Society, "Measuring Inefficiency of Patent Overlaps: The Case of 3D Printer Industry", refereed, online.
• 2021/6/11, North American Summer Meeting of Econometric Society, "Measuring Inefficiency of Patent Overlaps: The Case of 3D Printer Industry", refereed, online.
• 2021/5/2, 19th Annual International Industrial Organization Conference, "Measuring Inefficiency of Patent Overlaps: The Case of 3D Printer Industry", refereed, online.
• 2021/4/14, Royal Economic Society Annual Meeting, "Measuring Inefficiency of Patent Overlaps: The Case of 3D Printer Industry", refereed, online.
• 2021/4/9, 12th Paris Conference on Digital Economics, “Merger Analysis in the App Economy: An Empirical Model of Ad-Sponsored Media”, refereed, online.
• 2020/7/17, NBER SI Digitization, “Merger Analysis in the App Economy: An Empirical Model of Ad-Sponsored Media”, refereed, online.
• 2019/11/22, Japan Library Association Annual Meeting, “Crowding-out Effects of Public Libraries and the Public Lending Right”, invited, Tsu, Japan.
• 2019/6/12, HKUST IO Conference, “Efficiency of Expert-Mediated Job Matching”, hosted, Hong Kong.
• 2019/4/5, Annual International Industrial Conference, “When Will Workers Follow an Algorithm?: A Field Experiment with a Retail Business”, refereed, Boston, US.
• 2018 Japan Society of Library and Information Science, refereed, Okinawa, Japan.
• 2018 Asia-Pacific Industrial Organization Conference, refereed, Melbourne, Australia.
• 2018 HKUST IO Conference, hosted, Hong Kong.
• 2017 ISMS Marketing Science Conference, refereed, California, US.
• 2017 Econometric Society North America Winter Meeting, refereed, Chicago, US.
• 2016 European Association for Research in Industrial Economics, refereed, Lisbon, Portugal.
• 2016 Summer Workshop on Economic Theory, invited, Otaru, Japan.
• 2016 Trans-Pacific Labor Seminar, Santa Barbara, invited, US.
• 2015 World Congress of the Econometric Society, refereed, Montreal, Canada.
• 2015 Summer Workshop on Economic Theory, invited, Otaru, Japan.
• 2015 Kyoto Summer Workshop on Applied Economics, invited, Kyoto, Japan.
• 2015 Annual International Industrial Organization Conference, refereed, Boston, US.
• 2012 Kyoto Summer Workshop on Applied Economics, invited, Kyoto, Japan.
• 2012 Econometric Society European Meeting, refereed, Malaga, Spain.
• 2012 International Symposium on Econometric Theory and Applications, refereed, Shang- hai, China.

Activities for General Audience

• 2021/4/19, UTokyo Economic Consulting, "Merger Analysis in a Zero Price Product Market: The Case of Mobile Apps", online seminar.
• 2020/12/9, Economics with Zoom, "Merger Analysis in a Zero Price Product Market: The Case of Mobile Apps", online seminar.
• 2020/9/23, Cabinet Office, “Small Business under the COVID-19 Crisis: Expected Short- and Medium-Run Effects of Anti-Contagion and Economic Policies”, briefing for a minister.
• 2020/8/24, Toyo Keizai, “Small Business under the COVID-19 Crisis: Expected Short- and Medium-Run Effects of Anti-Contagion and Economic Policies”, Contributed article.
• 2020/8/19, Mitsubishi UFG Research & Consulting, “Small Business under the COVID-19 Crisis: Expected Short- and Medium-Run Effects of Anti-Contagion and Economic Policies”, online seminar.
• 2020/8/17, SMBC Nikko, “Small Business under the COVID-19 Crisis: Expected Short- and Medium-Run Effects of Anti-Contagion and Economic Policies”, online seminar.
• 2020/7/30, academist, “Small Business under the COVID-19 Crisis: Expected Short- and Medium-Run Effects of Anti-Contagion and Economic Policies”, online interview.
• 2020/7/28, RIETI, “Small Business under the COVID-19 Crisis: Expected Short- and Medium-Run Effects of Anti-Contagion and Economic Policies”, online seminar.
• 2020/7/13, Hong Kong Japan Entrepreneur Association, “Small Business under the COVID-19 Crisis: Expected Short- and Medium-Run Effects of Anti-Contagion and Economic Policies”, online seminar.

Grants

• 2021-2023 HKD 60,000, Center for Economic Policy's Departmental Development Fund, Principal Investigator
• 2020-2021 JPY1,842,556, Academist Crowdfunding, Principal Investigator.
• 2020-2021 JPY1,000,000, Japan Securities Scholarship Foundation, Principal Investigator.
• 2020-2021 JPY1,000,000, Hitotsubashi University Institute of Economic research, Principal Investigator.
• 2019-2020 HKD100,000, SBM Research Fund from, Principal Investigator.
• 2019-2021 HKD516,210, General Research Fund by Hong Kong Research Grants Council.
• 2018-2019 HKD356,000, Early Career Scheme by Hong Kong Research Grants Council.
• 2017 HKD100,000, UGC Block grant.
• 2016 JPY500,000, Grant by Seimei-kai.
• 2016-2018 JPY3,900,000, Grant-in-Aid for Young Scientists B by Japan Society for the Promotion of Science.
• 2016 JPY600,000, Grant by Japan Center for Economic Research.
• 2010-2015 Scholarship for Students Studying Abroad. Japan Student Services Organization.
• 2010-2013 Research Fellowship for Young Scientists. Japan Society for the Promotion of Science.

Teaching

• 2019-2020 ECON5630, Topics in Empirical Industrial Organization, Hong Kong University of Science and Technology.
• 2017-2020, ISOM2500, Business Statistics, Hong Kong University of Science and Technology.
• 2017-2020, ECON5210, Microeconomic Theory I, Hong Kong University of Science and Technology.
• 2018-2019, ECON4114, Industrial Organization and Competitive Strategy, Hong Kong University of Science and Technology.
• 2015-2017 Lecturer, Industrial Economics for Graduate Students I, Hitotsubashi University.
• 2017, Elementary Microeconomics for Undergraduate Students, Hitotsubashi University.
• 2016, Introductory Microeconomics for Undergraduate Students, Hitotsubashi University.
• 2016, Industrial Economics for Graduate Students II, Hitotsubashi University.
• 2015, Industrial Economics for Undergraduate Students, Hitotsubashi University.
• 2014 Teaching Assistant, EC313 Industrial Economics, London School of Economics.
• 2013 Teaching Assistant, EC486 Econometric Methods, London School of Economics.
• 2012 Teaching Assistant, EC309 Econometric Theory, London School of Economics.
• 2009 Teaching Assistant, Microeconomics for Graduate Students, University of Tokyo.
• 2009 Teaching Assistant, Econometrics for Graduate Students, University of Tokyo.