Formation of social structure and communication : Application to economics

2008 Fiscal Year Final Research Report

• Project/Area Number: 19730137
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Economic theory
• Research Institution: University of Tsukuba
• Principal Investigator: ISHIKAWA Ryuichiro University of Tsukuba, 大学院システム情報工学研究科, 講師 (80345454)
• Project Period (FY): 2007 – 2008
• Keywords: ゲーム理論 / 信念改訂理論

Research Abstract

本プロジェクトでは、意思決定主体の社会構造の認識とその経済的帰結との関係について分析した。まず、主体の認識能力をその記憶能力として定式化し、シミュレーション分析を行った。次にコミュニケーションの帰結として共通認識に到達した状況を考え、非対称情報下の市場取引問題を考察した。
これらの分析を通じて、有限時間における認識の困難性と効率的学習の手法を提示した。また、市場取引における、自らの効用の認識の重要性を明確にした。

Research Products

• [Journal Article] Learning games (2008)
  • Author(s): Hanaki, N., R. Ishikawa, and E. Akiyama
  • Journal Title: Journal of Economic Dynamics & Control (forthcoming)
  • Peer Reviewed
• [Journal Article] Rational expectations can preclude trades (2008)
  • Author(s): Matsuhisa, T. and R. Ishikawa
  • Journal Title: Advances in Mathematical Economics Vol.11 Pages: 115-116
  • Peer Reviewed
• [Presentation] Learning games (2008)
  • Author(s): R. Ishikawa
  • Organizer: Nonlinear Analysis and Optimization
  • Place of Presentation: Kunibiki Messe, Matsue City, Shimane, JAPAN
  • Year and Date: 2008-09-15
• [Presentation] A simulation study of learning : Mike's bike commuting (2008)
  • Author(s): R. Ishikawa
  • Organizer: Logic and Economics
  • Place of Presentation: University of Tsukuba, Ibaraki
  • Year and Date: 2008-08-25
• [Presentation] Learning games (2008)
  • Author(s): R. Ishikawa
  • Organizer: 法政大学経済学研究科セミナー
  • Place of Presentation: 法政大学
  • Year and Date: 2008-06-21
• [Presentation] A simulation study of learning : Mike's bike commuting (2008)
  • Author(s): R. Ishikawa
  • Organizer: Third World Congress of the Game Theory Society
  • Place of Presentation: Northwestern University, Illinois, USA
  • Year and Date: 2008-06-16
• [Presentation] A simulation study of learning : Mike's bike commuting (2008)
  • Author(s): R. Ishikawa
  • Organizer: 早稲田大学商学部金曜セミナー
  • Place of Presentation: 早稲田大
  • Year and Date: 2008-05-09
• [Presentation] A simulation study of learning : Mike's bike commuting (2008)
  • Author(s): R. Ishikawa
  • Organizer: 京都ゲーム理論ワークショップ2008
  • Place of Presentation: 京都大学
  • Year and Date: 2008-03-06
• [Presentation] Learning games (2008)
  • Author(s): R. Ishikawa
  • Organizer: Mathematics, Technology and Education 2008
  • Place of Presentation: Ibaraki National College of Technology, Hitachinaka, Ibaraki
  • Year and Date: 2008-02-16
• [Presentation] A simulation study of learning : Mike's bike commuting (2007)
  • Author(s): R. Ishikawa
  • Organizer: 小樽商科大学 経済研究会
  • Place of Presentation: 小樽商科大学
  • Year and Date: 2007-12-14
• [Presentation] A simulation study of learning : Mike's bike commuting (2007)
  • Author(s): R. Ishikawa
  • Organizer: The 2007 Joint Conference in Game Theory and Decentralization
  • Place of Presentation: Taipei, Taiwan
  • Year and Date: 2007-10-21
• [Presentation] Learning games (2007)
  • Author(s): R. Ishikawa
  • Organizer: Summer Workshop on Economic Theory
  • Place of Presentation: 北海道大学
  • Year and Date: 2007-07-31
• [Presentation] A simulation study of learning : Mike's bike commuting (2007)
  • Author(s): R. Ishikawa
  • Organizer: 8th SAET Conference on Current Trends in Economics
  • Place of Presentation: Kos, Greece
  • Year and Date: 2007-06-19
• [Book] 「コンピューター実験 : 新しい理論分析への招待」、経済セミナー10 月号 所収、pp. 29-32 (2008)
  • Author(s): 花木伸行・秋山英三・石川竜一郎
  • Publisher: 日本評論者
• [Book] 「ムゲンのつながりと金融危機:ゲーム理論からのレッスン」、社会工学が面白い 所収、pp.15-22 (2008)
  • Author(s): 石川竜一郎
  • Publisher: 開成出版
• [Remarks] Fujii, T. and R. Ishikawa "The more kids, The less Mom's divvy: Impact of childbirth on intrahousehold resource allocation, " SMU Economics & Statistics Working Paper Series, No.20-2008, 2008. ディスカッションペーパー
• [Remarks] Akiyama, E., R. Ishikawa, M. Kaneko, and J.J. Kline "A simulation study of learning : Mike's bike commuting, " Department of Social Systems and Management, DP Series No.1190, Univ. of Tsukuba, 2008. ディスカッションペーパー
• [Remarks] ホームページ
  • URL: http://infoshako.sk.tsukuba.ac.jp/~ishikawa/index.html