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Keisuke Bando (坂東 桂介)

Associate Professor , 

Department of Industrial and Systems Engineering,  Faculty of Science and Technology,  Keio University

3-14-1 Hiyoshi, Kohoku-ku, Yokohama, 223-8522, Japan

bando[at]ae.keio.ac.jp

Research Interests: Matching Theory, Game Theory

Links:  researchmap,  ORCID,  SSRN

Working Papers

• Strategy-proofness and competitive equilibrium with transferable utility: Gross substitutes revisited (with Kenzo Imamura, Tomoya Kazumura), 2024.

An extended abstract of this paper will  appear on  the 25th ACM Conference on Economics and Computation (EC'24)

• Substitutes for nonunitary many-to-many matching with contracts (with Toshiyuki Hirai), 2024, SSRN  Working  Paper.

Publications 

• Stability and substitutability in dynamic matching markets (with Ryo Kawasaki),  Accepted at Games and Economic Behavior.

• The minimum set of μ-compatible subgames for obtaining a stable set in an assignment game (with Yakuma Furusawa), International Journal of Game Theory 52, 231-252, 2023. 

A one-page abstract of this paper appears on the 9th International Symposium on Algorithmic Game Theory (SAGT2016). WP version.  

• Stability properties of the core in a generalized assignment problem (with Ryo Kawasaki),  Games and Economic  Behavior 130, 211-223, 2021.  WP version.

• Substitutes and stability for many-to-many matching with contracts (with Toshiyuki Hirai and Jun Zhang),   Games and Economic  Behavior 129, 503-512, 2021. WP version.

• Stability and venture structures in multilateral matching (with Toshiyuki Hirai),  Journal of Economic Theory 196,  105292, 2021. WP version
  The former working paper version: ``On stable outcomes of multilateral matching''. 

• Subgame perfect equilibria under the deferred acceptance algorithm (with Yasushi Kawase),  International Journal of Game Theory 50, 503-546,  2021.  WP version.

•  Corrigendum to `Multilateral matching' [J. Econ. Theory 156 (2015) 175–206] (with Toshiyuki Hirai, John William Hatfield, and Scott Duke Kominers), Journal of Economic Theory  184,  104933, 2019 (online only).

•  A necessary and sufficient condition for weak Maskin monotonicity in an allocation problem with indivisible goods (with Kenzo Imamura),  Social Choice and Welfare 47, 589-606, 2016. 

• Two-sided matching with externalities: A survey (with Ryo Kawasaki and Shigeo Muto),  Journal of the Operations Research Society of Japan 59, 35-71, 2016. 

• On the existence of a strictly strong Nash equilibrium under the student-optimal deferred acceptance algorithm, Games and Economic Behavior 87, 269-287, 2014. 

• A modified deferred acceptance algorithm for many-to-one matching markets with externalities among firms,  Journal of Mathematical Economics 52, 173-181, 2014. 

• Many-to-one matching markets with externalities among firms, Journal of Mathematical Economics 48, 14-20, 2012. 

Conference Proceedings

• Essential μ-compatible subgames for obtaining a von Neumann-Morgenstern stable set in an assignment game (with Yakuma Furusawa), The 9th International Symposium on Algorithmic Game Theory (SAGT2016), A one-page abstract. 

Presentations

International Conferences

• Strategy-proofness and competitive equilibrium with transferable utility: Gross substitutes revisited,  EAGT2024: East Asia Game Theory Conference, Jeju National University, Jeju island, Korea, Aug 2024.

• Strategy-proofness and competitive equilibrium with transferable utility: Gross substitutes revisited,  The 2024 Conference on Mechanism and Institution Design, Corvinus University, Budapest, Hungary, July 2024.

• Stability and substitutability in multi-period matching markets, 18th European Meeting on Game Theory (SING18), University of Messina, Messina, Italy,  June 2023.

• Stability and venture structures in multilateral matching,  The 20th Annual SAET Conference, Online, June 2021.

• Existence of a stable outcome under observable substitutability across doctors in many-to-many matching with contracts,  UECE Lisbon Meetings Game Theory and Applications, Technical University of Lisbon, Lisbon, Portugal, November 2018

•  On Stable Outcomes of the Multilateral Matching,   13th European Meeting on Game Theory (SING 13),  Paris Dauphine University, Paris, France,  July  5-7, 2017.

•  Essential μ-compatible subgames for obtaining a von Neumann-Morgenstern stable set in an assignment game, The 9th International Symposium on Algorithmic Game Theory (SAGT) , Liverpool, UK, September 19-21, 2016.

•  A fixed point algorithm for many-to-one matching markets with externalities among firms,  UECE Lisbon Meetings Game Theory and Applications, Technical University of Lisbon, Lisbon, Portugal, November 2013

•  Dynamic matching with choice functions, First Caribbean Game Theory Conference, University of the Netherlands Antilles, Curacao, Netherlands Antilles, January 2012.

Domestic Conferences/Seminars

• 日本経済学会討論者, 日本経済学会2023年度春季大会, オンライン, 2023年5月.

• Stability  and substitutability in dynamic matching markets, 大阪大学社研セミナー, オンライン, 2021年11月.

• Stability  and substitutability in dynamic matching markets,  慶應義塾大学ミクロ経済学ワークショップ, オンライン, 2021年10月.

• Stability  and substitutability in dynamic matching markets, 東京理科大学ゲーム理論セミナー, オンライン, 2021年5月.

• 日経学会討論者,  日本経済学会2021年度春季大会,  オンライン,  2021年5月.

• Stability properties of the core in a generalized assignment problem, 早稲田大学, 2021年2月.

• Stability properties of the core in a generalized assignment problem, 信州大学スタッフセミナー, 2021年1月.

• Existence of a stable outcome under observable substitutability across doctors in many-to-many matching with contracts,  mini-conference on matching in Waseda , 早稲田大学, 2019年3月.

• Existence of a stable outcome under observable substitutability across doctors in many-to-many matching with contracts,  関西大学, 2018年11月.

•  On Stable Outcomes of the Multilateral Matching,   一橋大学, 2017年1月.

•   A characterization of  weak Maskin monotonicity in an allocation problem with indivisible goods,   首都大学東京, 2014年12月.

•   On the existence of a strictly strong Nash equilibrium under the student-optimal deferred acceptance algorithm,  ゲーム理論ワークショップ2014,  東京工業大学, 2014年3月.

•  A fixed point algorithm for many-to-one matching markets with externalities among firms,  富山大学, 2013年1月.

•   A fixed point algorithm for many-to-one matching markets with externalities among firms, 日本経済学会2012年度秋季大会,  九州産業大学, 2012年10月.

• Dynamic matching with choice functions,  ゲーム理論ワークショップ2012,  静岡大学, 2014年3月.

• Many-to-one matching markets with externalities of firms, 兼松フェローシップセミナー, 神戸大学, 2011年5月.

• Many-to-one matching markets with externalities of firms, 日本経済学会2010年度秋季大会, 関西学院大学, 2010年9月.

• Many-to-one matching markets with externalities of firms, 早稲田大学, 2010年5月.