A Theoretical and Empirical Research on Dynamic Industry Structure : Research and Development, License, Endogenous Coalition Formation

• Project/Area Number: 18730157
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Applied economics
• Research Institution: University of Tsukuba
• Principal Investigator: WATANABE Naoki University of Tsukuba, 大学院・システム情報工学科, 講師 (20378954)
• Project Period (FY): 2006 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,270,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥270,000); Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000); Fiscal Year 2007: ¥900,000 (Direct Cost: ¥900,000); Fiscal Year 2006: ¥1,200,000 (Direct Cost: ¥1,200,000)
• Keywords: 産業組織論 / ゲーム理論 / ミクロ経済学 / 特許ライセンス / 寡占市場 / 携帯電話 / QAP / ヘドニック回帰 / 製品の更新 / ターンオーヴァー・サイクル / 動学ゲーム / QAP指標

Research Abstract

本研究の成果は(1) 特許ライセンス問題を分析するための一般モデルの構築、(2)日本における携帯電話端末の属性調整済価格(QAP)の推計である。前者では、特許技術の売買契約交渉によって締結する場合、特許権者は何社と交渉すべきか、ライセンス料は幾らに定まるかという問題に対して回答を与えた。後者では、激しくシェアを争っている事業者同士はQAPの大幅な引き下げを同時には行わないという理論予想が裏付けられた。

Research Products

• [Journal Article] Bargaining Outcomes in Patent Licensing : Asymptotic Results in a General Cournot Market (2009)
  • Author(s): Shin Kishimoto, Naoki Watanabe, Shigeo Muto
  • Journal Title: Tokyo Tech Soc. Eng. DP 09-01 Pages: 1-22
  • NAID: 120007130915
• [Journal Article] Quality-Adjusted Prices of Japanese Mobile Phone handsets and Carriers' Product/Marketing Strategies (2009)
  • Author(s): Naoki Watanabe, Ryo Nakajima, Takanori Ida
  • Journal Title: Tsukuba Soc. Sys. Manag. DP 1224 Pages: 1-32
• [Journal Article] Stable Profit Sharing in Patent Licensing: General Bargaining Outcomes (2008)
  • Author(s): Watanabe, N. and S. Muto
  • Journal Title: International Journal of Game Theory 37 Pages: 505-523
  • Peer Reviewed
• [Journal Article] Stable Profit Sharing in Patent Licensing : General Bargaining Outcomes (2008)
  • Author(s): Naoki Watanabe, Shigeo Muto
  • Journal Title: International Journal of Game Theory 37 Pages: 505-523
  • Peer Reviewed
• [Journal Article] Stable Profit Sharing in Patent Licensing:General Bargaining Outcomes (2008)
  • Author(s): Naoki Watanabe
  • Journal Title: International Journal of Gama Theory 近刊
  • Peer Reviewed
• [Journal Article] The Shapley Value of a Patent Licensing Game: Asymptotic Equivalence to Noncooperative Results (2007)
  • Author(s): Tauman, Y. and N. Watanabe
  • Journal Title: Economic Theory 30 Pages: 35-149
  • Peer Reviewed
• [Journal Article] Product Renewal by Duopolists : Consumers' Tolerance and its Welfare Implications (2006)
  • Author(s): Naoki Watanabe
  • Journal Title: Department of Social Systems and Management Discussion Paper Series, the University of Tsukuba 1165 Pages: 1-28
• [Presentation] Quality-Adjusted Prices of Japanese Mobile Phone Handsets and Carriers' Product Strategies (2009)
  • Author(s): 渡邊直樹
  • Organizer: 日本経済学会
  • Place of Presentation: 京都大学
  • Year and Date: 2009-06-06
• [Presentation] Turnover Cycle of Quality Adjusted Prices : Theory and Evidence from Japanese Mobile Phone Handsets (2008)
  • Author(s): 渡邊直樹
  • Organizer: DCコンファレンス
  • Place of Presentation: 近畿大学
  • Year and Date: 2008-09-13
• [Presentation] Turnover Cycle of Quality-Adjusted Prices (2008)
  • Author(s): 渡邊直樹
  • Organizer: 第14回ディセントラライゼイション・カンクァレンス
  • Place of Presentation: 近畿大学
  • Year and Date: 2008-09-13
• [Presentation] Product Renewal by Duopolists and Qualiry Adjusted Prices (2007)
  • Author(s): 渡辺直樹
  • Organizer: ビジネスエコノミフス国際エーフミョツプ
  • Place of Presentation: 神奈川県湯河原
  • Year and Date: 2007-07-28
• [Presentation] Planned Obsolescence by Duopolists : Consumers' Tolerance and its Welfare Implications (2006)
  • Author(s): 渡邊直樹
  • Organizer: DCコンファレンス
  • Place of Presentation: 大阪府立大学
  • Year and Date: 2006-10-20
• [Book] 「特許ライセンスのゲーム理論」、船木由喜彦、中山幹夫、武藤滋夫 編集 「ゲーム理論の応用」所収 (2009)
  • Author(s): 渡邊直樹
  • Publisher: 東洋経済新報社(掲載決定)
• [Remarks]
  • URL: http://infoshako.sk.tsukuba.ac.jp/~naoki50/index_j.html
• [Remarks] Nariu, T. and N. Watanabe, "Full ``Franchise Fee is Not Advantageous,"
  • URL: http://infoshako.sk.tsukuba.ac.jp/~nanoki50/channel(jite).pdf
• [Remarks] Kishimoto, S., N. Watanabe, and S. Muto, "Bargaining Outcomes in Patent Licensing: Asymptotic Results in a General Cournot Market,"
  • URL: http://www.soc.titech.ac.jp/%7Elibrary/discuss/text/2009-/dp09-01.pdf
• [Remarks] Watanabe, N., R. Nakajima, and T. Ida "Quality-Adjusted Prices of Japanese Mobile Phone Handsets and Carriers' Product Strategies,"
  • URL: http://infoshoko.sk.tsukuba.ac.jp/~naoki50/cellphone1.pdf
• [Remarks]
  • URL: http://infoshako.sk.tsukuba.ac.jp/~naoki50/index_j.html