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Koki Arai

Personal Details

First Name:Koki
Middle Name:
Last Name:Arai
Suffix:
RePEc Short-ID:par431
[This author has chosen not to make the email address public]
Terminal Degree: Institute of Social and Economic Research (ISER); Osaka University (from RePEc Genealogy)

Affiliation

Department of Business Studies
Kyoritsu Women's University

Chiyoda, Japan
https://www.kyoritsu-wu.ac.jp/academics/undergraduate/business/
RePEc:edi:dbkywjp (more details at EDIRC)

Research output

as
Jump to: Working papers Articles Books

Working papers

  1. Noriaki Matsushima & Koki Arai & Ikuo Ishibashi & Fumio Sensui, 2011. "The effects of non-assertion of patents provisions: R&D incentives in vertical relationships," ISER Discussion Paper 0807, Institute of Social and Economic Research, Osaka University.
  2. Koki Arai, 2004. "Elimination of Competitors: Some Economics of Payment Card Associations," ISER Discussion Paper 0612, Institute of Social and Economic Research, Osaka University.

Articles

  1. Arai Koki, 2024. "Law and Economics of Language Model Development: Empirical Examination of Corporate Strategies and Vaporware Claims," Asian Journal of Law and Economics, De Gruyter, vol. 15(1), pages 31-53, April.
  2. Koki Arai, 2024. "Cartel agreement reached, but price not raised," International Journal of Economic Policy Studies, Springer, vol. 18(1), pages 259-282, February.
  3. Kitamura Miguel (Masaru) & Arai Koki, 2022. "Impact of Shorter Trial Periods in Medical Litigation," Asian Journal of Law and Economics, De Gruyter, vol. 13(3), pages 301-322, December.
  4. Hirayama Kentaro & Arai Koki, 2021. "Interaction between Information Law and Competition Law: Organizing Regulatory Perspectives on Platform Businesses," Asian Journal of Law and Economics, De Gruyter, vol. 12(2), pages 171-188, August.
  5. Koki Arai, 2021. "The Characteristics of Low Bid Price Survey Standards and Their Impact," Journal of Industry, Competition and Trade, Springer, vol. 21(4), pages 593-608, December.
  6. Arai Koki, 2021. "Digital Goods and Digital Platforms," Asian Journal of Law and Economics, De Gruyter, vol. 12(3), pages 253-268, December.
  7. Koki Arai & Shuya Hayashi, 2021. "Business diversification and multifaceted markets," International Journal of Economic Policy Studies, Springer, vol. 15(2), pages 235-255, September.
  8. Koki ARAI, 2020. "Dokkinhō shinhanketsu no hō to keizaigaku: Jirei de yomitoku Nihon no kyōsō seisaku (Antitrust Law and Economics: Competition Policy Cases in Japan)," Social Science Japan Journal, University of Tokyo and Oxford University Press, vol. 23(1), pages 131-133.
  9. Koki Arai & Emi Morimoto, 2019. "The Construction Industry and (Dis)Economies of Scope: Empirical Research in the Hokkaido Procurement Auction," Journal of Industry, Competition and Trade, Springer, vol. 19(2), pages 281-292, June.
  10. K. Arai & J. Lee & C. Belthangady & D. R. Glenn & H. Zhang & R. L. Walsworth, 2018. "Geometric phase magnetometry using a solid-state spin," Nature Communications, Nature, vol. 9(1), pages 1-7, December.
  11. Koki Arai & Emi Morimoto, 2017. "Construction Industry and Competition Policy in Japan," International Journal of the Economics of Business, Taylor & Francis Journals, vol. 24(3), pages 345-363, September.
  12. Koki Arai, 2017. "Ex-post examination of mergers: effects on retail prices," Asia-Pacific Journal of Accounting & Economics, Taylor & Francis Journals, vol. 24(1-2), pages 145-162, April.
  13. Akematsu, Yuji & Arai, Koki, 2016. "Estimating the value of generic entry and intellectual property litigation in the pharmaceutical market," Japan and the World Economy, Elsevier, vol. 40(C), pages 16-20.
  14. Koki Arai, 2014. "Damages Calculations In Private Monopolization: A Japanese Case Study," Journal of Competition Law and Economics, Oxford University Press, vol. 10(2), pages 505-516.
  15. Hiroshi Kitamura & Misato Sato & Koki Arai, 2014. "Exclusive contracts when the incumbent can establish a direct retailer," Journal of Economics, Springer, vol. 112(1), pages 47-60, May.
  16. Koki Arai, 2013. "Note on the need for rules on misleading representation based on experimental evidence," Applied Economics Letters, Taylor & Francis Journals, vol. 20(1), pages 10-17, January.
  17. Arai Koki, 2013. "Analyzing the Motivations of a Joint Venture to Provide High-Quality Music Download Service to Mobile Phones," Asian Journal of Law and Economics, De Gruyter, vol. 4(1-2), pages 29-59, December.
  18. Koki Arai, 2013. "Effect of Institutions: Analysis of Japanese Municipal Public Procurement," International Journal of Public Administration, Taylor & Francis Journals, vol. 36(9), pages 638-648.
  19. Koki Arai, 2012. "Case studies of bid-rigging and procurement reform assessment in fuel oil supply in Japan and Korea," Journal of Public Procurement, Emerald Group Publishing Limited, vol. 12(2), pages 249-275, March.
  20. Arai, Koki & Ishibashi, Ikuo & Ishii-Ishibashi, Rieko, 2011. "Research and analysis on bid rigging mechanisms," Japan and the World Economy, Elsevier, vol. 23(1), pages 1-5, January.
  21. Tomomichi Mizuno & Koki Arai & Chizuru Ikeda & Nobufumi Nishimura, 2009. "Vertical integration with fixed cost in an upstream market: NSK/Amatsuji merger," Economics Bulletin, AccessEcon, vol. 29(3), pages 2438-2448.
  22. Koki Arai, 2008. "Fact-Finding Based on Economic Circumstantial Evidence: Applying Economic Analysis to the Exchange of Information and Conjectured Bid-Rigging Mechanisms," Japanese Economy, Taylor & Francis Journals, vol. 35(3), pages 3-33.
  23. Koki Arai, 2004. "An Airline Merger in Japan: A Case Study Revealing Principles of Japanese Merger Control," Journal of Industry, Competition and Trade, Springer, vol. 4(3), pages 207-222, September.

Books

  1. Koki Arai, 2019. "Law and Economics in Japanese Competition Policy," Springer Books, Springer, number 978-981-13-8188-1, December.

Citations

Many of the citations below have been collected in an experimental project, CitEc, where a more detailed citation analysis can be found. These are citations from works listed in RePEc that could be analyzed mechanically. So far, only a minority of all works could be analyzed. See under "Corrections" how you can help improve the citation analysis.

Working papers

    Sorry, no citations of working papers recorded.

Articles

  1. Koki Arai & Emi Morimoto, 2019. "The Construction Industry and (Dis)Economies of Scope: Empirical Research in the Hokkaido Procurement Auction," Journal of Industry, Competition and Trade, Springer, vol. 19(2), pages 281-292, June.

    Cited by:

    1. Tomáš Hanák & Ivan Marović & Nikša Jajac, 2020. "Challenges of Electronic Reverse Auctions in Construction Industry—A Review," Economies, MDPI, vol. 8(1), pages 1-14, February.
    2. Koki Arai, 2021. "The Characteristics of Low Bid Price Survey Standards and Their Impact," Journal of Industry, Competition and Trade, Springer, vol. 21(4), pages 593-608, December.

  2. Koki Arai & Emi Morimoto, 2017. "Construction Industry and Competition Policy in Japan," International Journal of the Economics of Business, Taylor & Francis Journals, vol. 24(3), pages 345-363, September.

    Cited by:

    1. Nakanishi, Yoshinobu, 2022. "Determinants of the number of bidders and win-reserve ratio in open competitive tendering: Relationship-specific investments and incomplete contracts," Japan and the World Economy, Elsevier, vol. 63(C).
    2. Koki Arai, 2021. "The Characteristics of Low Bid Price Survey Standards and Their Impact," Journal of Industry, Competition and Trade, Springer, vol. 21(4), pages 593-608, December.

  3. Hiroshi Kitamura & Misato Sato & Koki Arai, 2014. "Exclusive contracts when the incumbent can establish a direct retailer," Journal of Economics, Springer, vol. 112(1), pages 47-60, May.

    Cited by:

    1. Hiroshi Kitamura & Noriaki Matsushima & Misato Sato, 2015. "Exclusive Contracts with Complementary Inputs," ISER Discussion Paper 0918r, Institute of Social and Economic Research, Osaka University, revised Sep 2015.
    2. Hiroshi Kitamura & Noriaki Matsushima & Misato Sato, 2013. "How Does Downstream Firms' Efficiency Affect Exclusive Supply Agreements?," ISER Discussion Paper 0878r, Institute of Social and Economic Research, Osaka University, revised Sep 2015.
    3. Hiroshi Kitamura & Akira Miyaoka & Misato Sato, 2016. "Relationship-specific investment as a barrier to entry," Journal of Economics, Springer, vol. 119(1), pages 17-45, September.
    4. Lin, Yen-Ju, 2022. "Consumer welfare, licensing, and exclusive dealing with vertically- and horizontally-differentiated products," International Review of Economics & Finance, Elsevier, vol. 80(C), pages 147-158.

  4. Koki Arai, 2012. "Case studies of bid-rigging and procurement reform assessment in fuel oil supply in Japan and Korea," Journal of Public Procurement, Emerald Group Publishing Limited, vol. 12(2), pages 249-275, March.

    Cited by:

    1. Donghun Yoon, 2023. "The Improvement Policy Design of Public Procurement Process for the Public Management Innovation in South Korea," SAGE Open, , vol. 13(1), pages 21582440231, March.

  5. Koki Arai, 2004. "An Airline Merger in Japan: A Case Study Revealing Principles of Japanese Merger Control," Journal of Industry, Competition and Trade, Springer, vol. 4(3), pages 207-222, September.

    Cited by:

    1. Doi, Naoshi & Ohashi, Hiroshi, 2019. "Market structure and product quality: A study of the 2002 Japanese airline merger," International Journal of Industrial Organization, Elsevier, vol. 62(C), pages 158-193.
    2. Koki Arai, 2017. "Ex-post examination of mergers: effects on retail prices," Asia-Pacific Journal of Accounting & Economics, Taylor & Francis Journals, vol. 24(1-2), pages 145-162, April.
    3. Tomaso Duso & Klaus Gugler & Burcin Yurtoglu, 2005. "EU Merger Remedies: A Preliminary Empirical Assessment," CIG Working Papers SP II 2005-16, Wissenschaftszentrum Berlin (WZB), Research Unit: Competition and Innovation (CIG).
    4. Naoshi Doi, 2022. "Choice of Policy Instruments with Endogenous Quality: Per‐Passenger and Per‐Flight Airport Charges in Japan," Journal of Industrial Economics, Wiley Blackwell, vol. 70(1), pages 44-88, March.
    5. DOI Naoshi & OHASHI Hiroshi, 2015. "An Airline Merger and its Remedies: JAL-JAS of 2002," Discussion papers 15100, Research Institute of Economy, Trade and Industry (RIETI).
    6. Mizutani, Jun, 2011. "Airline merger and competition in Japan: A conduct parameter and theoretical price approach," Journal of Air Transport Management, Elsevier, vol. 17(2), pages 120-124.

Books

    Sorry, no citations of books recorded.

More information

Research fields, statistics, top rankings, if available.

Statistics

Access and download statistics for all items

Co-authorship network on CollEc

NEP Fields

NEP is an announcement service for new working papers, with a weekly report in each of many fields. This author has had 2 papers announced in NEP. These are the fields, ordered by number of announcements, along with their dates. If the author is listed in the directory of specialists for this field, a link is also provided.
  1. NEP-COM: Industrial Competition (1) 2011-05-07
  2. NEP-CSE: Economics of Strategic Management (1) 2011-05-07
  3. NEP-FIN: Finance (1) 2004-09-12
  4. NEP-INO: Innovation (1) 2011-05-07
  5. NEP-IPR: Intellectual Property Rights (1) 2011-05-07
  6. NEP-TID: Technology and Industrial Dynamics (1) 2011-05-07

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