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題名 下游異質產品競爭下的垂直整合福利效果分析
Is vertical integration welfare-enhancing in the presence of downstream product differentiation?作者 黃文嫻 貢獻者 溫偉任
黃文嫻關鍵詞 垂直整合
福利效果
下游產品異質日期 2016 上傳時間 1-Jul-2016 14:53:57 (UTC+8) 摘要 本文利用連續寡占模型分析垂直整合對福利的影響,並分別討論垂直整合廠商退出與進入要素市場的情形。過去文獻發現當上游較下游集中且最終財產品替代性小時,如果垂直整合廠商退出要素市場,則垂直整合會降低社會福利。本文發現,當垂直整合廠商可以在要素市場自由買賣時,不論最終財產品替代性高低,垂直整合皆可提升社會福利。這是因為相較於垂直整合廠商退出要素市場,當上游集中度較高或下游產品替代性較小時,進入要素市場的垂直整合廠商將策略性賣出中間財,從而降低中間財價格、增加下游總產量,並提升社會福利。 參考文獻 歐宜芬 (2015)。垂直整合廠商是否促成下游競爭廠商的聯合行為。國立政治大學,臺北市。 European Commission (2002), “Commission Notice on a Simplified Procedure for Treatment of Certain Concentrations under Council Rugulation (EEC) No 4064/89,” Official Journal of the European Communities (2000/C 217). European Commission (2013), “Commission Notice on a Simplified Procedure for Treatment of Certain Concentrations under Council Rugulation (EC) No 139/2004,” Official Journal of the European Communities (2013/C 366). Gaudet, G. and N. V. Long (1996), “Vertical Integration, Foreclosure, and Profits in the Presence of double marginalization,” Journal of Economics and Management Strategy, 5(3), 409–432. Hackner, J (2003), “Vertical Integration and Competition Policy,” Journal of Regulatory Economics, 24(2), 213–222. Salinger, M. A. (1988), “Vertical Mergers and Market Foreclosure,” The Quarterly Journal of Economics, 103(2), 345–356. Wang, K.- C. , H.-W. Koo , and T.- J. Chen (2005), “Strategic Buying or Selling? : The Behavior of Vertically-integrated Firms in the Intermediate Goods Market,” Journal of Economic Integration, 20(2), 366–382. 描述 碩士
國立政治大學
國際經營與貿易學系
103351012資料來源 http://thesis.lib.nccu.edu.tw/record/#G0103351012 資料類型 thesis dc.contributor.advisor 溫偉任 zh_TW dc.contributor.author (Authors) 黃文嫻 zh_TW dc.creator (作者) 黃文嫻 zh_TW dc.date (日期) 2016 en_US dc.date.accessioned 1-Jul-2016 14:53:57 (UTC+8) - dc.date.available 1-Jul-2016 14:53:57 (UTC+8) - dc.date.issued (上傳時間) 1-Jul-2016 14:53:57 (UTC+8) - dc.identifier (Other Identifiers) G0103351012 en_US dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/98531 - dc.description (描述) 碩士 zh_TW dc.description (描述) 國立政治大學 zh_TW dc.description (描述) 國際經營與貿易學系 zh_TW dc.description (描述) 103351012 zh_TW dc.description.abstract (摘要) 本文利用連續寡占模型分析垂直整合對福利的影響,並分別討論垂直整合廠商退出與進入要素市場的情形。過去文獻發現當上游較下游集中且最終財產品替代性小時,如果垂直整合廠商退出要素市場,則垂直整合會降低社會福利。本文發現,當垂直整合廠商可以在要素市場自由買賣時,不論最終財產品替代性高低,垂直整合皆可提升社會福利。這是因為相較於垂直整合廠商退出要素市場,當上游集中度較高或下游產品替代性較小時,進入要素市場的垂直整合廠商將策略性賣出中間財,從而降低中間財價格、增加下游總產量,並提升社會福利。 zh_TW dc.description.tableofcontents 1 緒論 2 2 文獻回顧 5 3 模型設定 7 3.1 當D 1是獨立下游廠商時 10 3.2 當D 1是垂直整合廠商的下游部門時 12 3.2.1 情況(i):垂直整合廠商退出要素市場 (Hackner 2003) 12 3.2.2 情況(ii):垂直整合廠商進入要素市場 14 4 均衡分析 18 4.1整合前與整合後退出要素市場 18 4.2整合前與整合後進入要素市場 19 4.3整合後退出與進入要素市場 22 4.4小結 25 5 結論 27 zh_TW dc.source.uri (資料來源) http://thesis.lib.nccu.edu.tw/record/#G0103351012 en_US dc.subject (關鍵詞) 垂直整合 zh_TW dc.subject (關鍵詞) 福利效果 zh_TW dc.subject (關鍵詞) 下游產品異質 zh_TW dc.title (題名) 下游異質產品競爭下的垂直整合福利效果分析 zh_TW dc.title (題名) Is vertical integration welfare-enhancing in the presence of downstream product differentiation? en_US dc.type (資料類型) thesis en_US dc.relation.reference (參考文獻) 歐宜芬 (2015)。垂直整合廠商是否促成下游競爭廠商的聯合行為。國立政治大學,臺北市。 European Commission (2002), “Commission Notice on a Simplified Procedure for Treatment of Certain Concentrations under Council Rugulation (EEC) No 4064/89,” Official Journal of the European Communities (2000/C 217). European Commission (2013), “Commission Notice on a Simplified Procedure for Treatment of Certain Concentrations under Council Rugulation (EC) No 139/2004,” Official Journal of the European Communities (2013/C 366). Gaudet, G. and N. V. Long (1996), “Vertical Integration, Foreclosure, and Profits in the Presence of double marginalization,” Journal of Economics and Management Strategy, 5(3), 409–432. Hackner, J (2003), “Vertical Integration and Competition Policy,” Journal of Regulatory Economics, 24(2), 213–222. Salinger, M. A. (1988), “Vertical Mergers and Market Foreclosure,” The Quarterly Journal of Economics, 103(2), 345–356. Wang, K.- C. , H.-W. Koo , and T.- J. Chen (2005), “Strategic Buying or Selling? : The Behavior of Vertically-integrated Firms in the Intermediate Goods Market,” Journal of Economic Integration, 20(2), 366–382. zh_TW