Faculty Profiles - KAWAGUCHI Kohei | The Hong Kong University of Science and Technology

Kohei KAWAGUCHI
川口康平

PhD in Economics
The London School of Economics and Political Science, 2015

Assistant Professor
Department of Economics

(852) 2358 7613
kkawaguchi@ust.hk
Room LSK6070
Personal Web

ORCID

0000-0003-1058-0048

Scopus ID

57192837604

Research Interest Publications Projects Teaching Assignment RPG Supervision Space used

Research Interest

Industrial organization
Quantitative marketing
Microeconometrics

Publications

All Years 16 2025 2 2024 2 2023 2 2022 4 2021 3 2020 0 2019 3

2025 2

Estimating the Value of Retargeting in the Online Advertising Auctions

Sunada, Kohei; Fang, Yuhan
Conference paper

Segmenting Consumer Location-Product Preferences for Assortment Localization

Liu, Jia; Sunada, Kohei; Li, Tao
Conference paper

2024 2

因果推論の計量経済学

川口康平; 澤田真行
Book

Interpretable Low-Dimensional Modeling of Spatiotemporal Agent States for Decision Making in Football Tactics

Sunada, Kohei; Fujii, Keisuke; Ide, Kenjiro; Someya, Taiga
Conference paper

2023 2

Relevant markets and market power of mobile apps

Japan and the World Economy, v. 67, September 2023, article number 101209
Kawaguchi, Kohei; Kuroda, Toshifumi; Sato, Susumu
Article

Using managers' expectations for ex-ante policy evaluation: Evidence from the COVID-19 crisis

Journal of Economics and Management Strategy, v. 32, (4), p. 714-732
Kawaguchi, Kohei; Kodama, Naomi; Kumanomido, Hiroshi; Tanaka, Mari
Article

2022 4

Displacement Effects of Public Libraries

Journal of The Japanese and International Economies, v. 66, December 2022, article number 101219
Kanazawa, Kyogo; Kawaguchi, Kohei
Article

Competitive Effects of Resale Price Maintenance in the Japanese Publishing Industry

Kawaguchi, Kohei; Zhang, Yi
Conference paper

How do Variety-seeking Consumers Respond to Product Assortment Changes: Evidence from Vending Machines

Ching, Andrew; Kawaguchi, Kohei; Liu, Jia; Zhang, Yi
Conference paper

Security-Cost Efficiency of Competing Proof-of-Work Cryptocurrencies

Kawaguchi, Kohei; Noda, Shunya
Conference paper

2021 3

Designing context-based marketing: Product recommendations under time pressure

Management Science, v. 67, (9), p. 5642-5659
Kawaguchi, Kohei; Uetake, Kosuke; Watanabe, Yasutora
Article

Small business under the COVID-19 crisis: Expected short- and medium-run effects of anti-contagion and economic policies

Journal of the Japanese and International Economies, v. 61, article number 101138
Kawaguchi, Kohei; Kodama, Naomi; Tanaka, Mari
Article

When Will Workers Follow an Algorithm?: A Field Experiment with a Retail Business

Management Science, v. 67, (3), March 2021, p. 1670-1695
Kawaguchi, Kohei
Article

2019 2

Effectiveness of product recommendations under time and crowd pressures

Marketing Science, v. 38, (2), p. 253-273
Kawaguchi, Kohei; Uetake, Kosuke; Watanabe, Yasutora
Article

Crowding-out Effects of Public Libraries and the Public Lending Right

Kawaguchi, Kohei; Kanazawa, Kyogo
Conference paper

2017 1

Testing rationality without restricting heterogeneity

Journal of Econometrics, v. 197, (1), p. 153-171
Kawaguchi, Kohei
Article

Conference paper 2

Estimating the Value of Retargeting in the Online Advertising Auctions

Sunada, Kohei; Fang, Yuhan

Segmenting Consumer Location-Product Preferences for Assortment Localization

Liu, Jia; Sunada, Kohei; Li, Tao

Book 1

因果推論の計量経済学

川口康平; 澤田真行

Conference paper 1

Interpretable Low-Dimensional Modeling of Spatiotemporal Agent States for Decision Making in Football Tactics

Sunada, Kohei; Fujii, Keisuke; Ide, Kenjiro; Someya, Taiga

Article 2

Relevant markets and market power of mobile apps

Japan and the World Economy, v. 67, September 2023, article number 101209
Kawaguchi, Kohei; Kuroda, Toshifumi; Sato, Susumu

Using managers' expectations for ex-ante policy evaluation: Evidence from the COVID-19 crisis

Journal of Economics and Management Strategy, v. 32, (4), p. 714-732
Kawaguchi, Kohei; Kodama, Naomi; Kumanomido, Hiroshi; Tanaka, Mari

Article 1

Displacement Effects of Public Libraries

Journal of The Japanese and International Economies, v. 66, December 2022, article number 101219
Kanazawa, Kyogo; Kawaguchi, Kohei

Conference paper 3

Competitive Effects of Resale Price Maintenance in the Japanese Publishing Industry

Kawaguchi, Kohei; Zhang, Yi

How do Variety-seeking Consumers Respond to Product Assortment Changes: Evidence from Vending Machines

Ching, Andrew; Kawaguchi, Kohei; Liu, Jia; Zhang, Yi

Security-Cost Efficiency of Competing Proof-of-Work Cryptocurrencies

Kawaguchi, Kohei; Noda, Shunya

Article 3

Designing context-based marketing: Product recommendations under time pressure

Management Science, v. 67, (9), p. 5642-5659
Kawaguchi, Kohei; Uetake, Kosuke; Watanabe, Yasutora

Small business under the COVID-19 crisis: Expected short- and medium-run effects of anti-contagion and economic policies

Journal of the Japanese and International Economies, v. 61, article number 101138
Kawaguchi, Kohei; Kodama, Naomi; Tanaka, Mari

When Will Workers Follow an Algorithm?: A Field Experiment with a Retail Business

Management Science, v. 67, (3), March 2021, p. 1670-1695
Kawaguchi, Kohei

Article 1

Effectiveness of product recommendations under time and crowd pressures

Marketing Science, v. 38, (2), p. 253-273
Kawaguchi, Kohei; Uetake, Kosuke; Watanabe, Yasutora

Conference paper 1

Crowding-out Effects of Public Libraries and the Public Lending Right

Kawaguchi, Kohei; Kanazawa, Kyogo

Article 1

Testing rationality without restricting heterogeneity

Journal of Econometrics, v. 197, (1), p. 153-171
Kawaguchi, Kohei

2019 2

Effectiveness of product recommendations under time and crowd pressures

Marketing Science, v. 38, (2), p. 253-273
Kawaguchi, Kohei; Uetake, Kosuke; Watanabe, Yasutora
Article

Crowding-out Effects of Public Libraries and the Public Lending Right

Kawaguchi, Kohei; Kanazawa, Kyogo
Conference paper

2017 1

Testing rationality without restricting heterogeneity

Journal of Econometrics, v. 197, (1), p. 153-171
Kawaguchi, Kohei
Article

No Publications

Teaching Assignment

2025-26 Fall 1 2024-25 Summer 0 2024-25 Spring 2 2024-25 Winter 0 2024-25 Fall 1 2023-24 Summer 0

ECON6980

Independent Project

ECON3800	ECON UG Honors Thesis I
ECON5630	Empirical Industrial Organization

ECON3334

Introduction to Econometrics

No Teaching Assignments

Research Postgraduate (RPG) Supervision

From January 2022 to December 2025 (As of 07 December 2025)

All Supervisions Current RPGs Graduated RPGs

Current RPGs

Doctor of Philosophy

IP, Wang Hei
Economics

Graduated RPGs

Doctor of Philosophy

ZHANG, Yi
Economics( Completed in 2024 )

Master of Philosophy

SONG, Dan
Economics( Completed in 2025 )

Projects

From January 2023 to December 2025

All Projects 3 Leading Projects 2 Participating Projects 1

Too Much Unsold Stock?: Environmental Consequences of Price Commitment

庫存過剩？：價格承諾的環境后果 Leading

RGC - General Research Fund
Project Team (HKUST)
KAWAGUCHI Kohei (Lead)
2025 -
Estimating Collusive Equilibrium: A First-Order Approach

估算公司共謀均衡的影響：一個基于一階導數的新方法 Leading

RGC - General Research Fund
Project Team (HKUST)
KAWAGUCHI Kohei (Lead)
2022 - 2025
Location-Based Market Structure: A Dynamic Analysis of Product Assortment and Consumer Purchase in Panel Data

基于位置的市場結構：動態分析平行數據中的商品集合和消費者購買行為 Participating

RGC - General Research Fund
Project Team (HKUST)
LIU Jia (Lead)

KAWAGUCHI Kohei
2022 - 2024

Research Interest

Publications

2025 2

2024 2

2023 2

2022 4

2021 3

2019 2

2017 1

Conference paper 2

Book 1

Conference paper 1

Article 2

Article 1

Conference paper 3

Article 3

Article 1

Conference paper 1

Article 1

2019 2

2017 1

Teaching Assignment

Research Postgraduate (RPG) Supervision

From January 2022 to December 2025 (As of 07 December 2025)

Current RPGs

Graduated RPGs

Projects

From January 2023 to December 2025

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