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Biodiversity conservation based on mutual trust between famers and consumers

Research Project

Project/Area Number 17KT0076
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeMulti-year Fund
Section特設分野
Research Field Agricultural Resources for the Next Generation
Research InstitutionKyoto University

Principal Investigator

Kuriyama Koichi  京都大学, 農学研究科, 教授 (50261334)

Co-Investigator(Kenkyū-buntansha) 橋本 禅  東京大学, 大学院農学生命科学研究科(農学部), 准教授 (20462492)
Project Period (FY) 2017-07-18 – 2021-03-31
Project Status Completed (Fiscal Year 2020)
Budget Amount *help
¥18,200,000 (Direct Cost: ¥14,000,000、Indirect Cost: ¥4,200,000)
Fiscal Year 2019: ¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2018: ¥6,630,000 (Direct Cost: ¥5,100,000、Indirect Cost: ¥1,530,000)
Fiscal Year 2017: ¥6,500,000 (Direct Cost: ¥5,000,000、Indirect Cost: ¥1,500,000)
Keywords環境支払 / 環境保全型農業 / 経済実験 / 信頼 / 生物多様性 / 生態系サービス支払制度 / PES / 相互信頼 / 実験経済学 / 農業と環境保全 / 農業政策 / 環境評価 / 農業環境政策
Outline of Final Research Achievements

This study focused on the "self-declaration" by farmers and the "declaration of support" by consumers for biodiversity conservation. We analyzed how to achieve the diffusion of biodiversity-friendly crops by clarifying the process of forming "mutual trust" between farmers and consumers using economic experiments. Experimental results show that the declaration of support by consumers had the same effect as a subsidy of 14,404 yen per 10a in the initial state, however, the effect gradually decreased. Thus, the mutual trust between farmers and consumers provides an opportunity for farmers to start conservation activities. Therefore, mutual trust between farmers and consumers requires an economic incentive for farmers to start conservation activities.

Academic Significance and Societal Importance of the Research Achievements

本研究は,農家と消費者の相互信頼による生物多様性保全の実現可能性を分析するものである。従来の農業環境政策では,補助金による環境支払が中心であったが,日本の深刻化する財政状況においては,補助金の拡大は実現が難しい。本研究は,経済実験を用いて,保全を実施する農家を消費者が応援することが,農家の保全活動にもたらす効果を示したとともに,その限界点も明らかにした。本研究は,経済実験で農業環境政策を分析した点でこれまでにない新たな学術的視点を提供した。また,従来の農業環境政策の問題点と今後のあり方などの政策提言も提供した。

Report

(5 results)
  • 2020 Annual Research Report   Final Research Report ( PDF )
  • 2019 Research-status Report
  • 2018 Research-status Report
  • 2017 Research-status Report
  • Research Products

    (16 results)

All 2020 2019 2018 2017

All Journal Article (7 results) (of which Peer Reviewed: 6 results,  Open Access: 4 results) Presentation (9 results) (of which Int'l Joint Research: 3 results,  Invited: 3 results)

  • [Journal Article] The Heterogeneity of Consumers'  Preferences for the Information about Cultivation Methods and Farmers in Regard to Environmental Conservation Agricultural Products2019

    • Author(s)
      京井尋佑,藤野正也.栗山浩一
    • Journal Title

      Journal of Rural Economics

      Volume: 91 Issue: 2 Pages: 245-250

    • DOI

      10.11472/nokei.91.245

    • NAID

      130007773005

    • ISSN
      0387-3234, 2188-1057
    • Year and Date
      2019-09-25
    • Related Report
      2019 Research-status Report
    • Peer Reviewed
  • [Journal Article] Experimental Economic Analysis on Environmental Policy in Agriculture2019

    • Author(s)
      栗山浩一・中塚耀介・藤野正也・福冨雅夫・嶌田栄樹
    • Journal Title

      Journal of Rural Economics

      Volume: 91 Issue: 1 Pages: 59-64

    • DOI

      10.11472/nokei.91.59

    • NAID

      130007711815

    • ISSN
      0387-3234, 2188-1057
    • Year and Date
      2019-06-25
    • Related Report
      2019 Research-status Report
    • Peer Reviewed
  • [Journal Article] Economic Analysis of Regional Agricultural and Environmental Policy and Applicability of Experimental Studies2019

    • Author(s)
      栗山浩一
    • Journal Title

      Journal of Rural Problems

      Volume: 55 Issue: 1 Pages: 5-12

    • DOI

      10.7310/arfe.55.5

    • NAID

      130007627921

    • ISSN
      0388-8525, 2185-9973
    • Year and Date
      2019-03-25
    • Related Report
      2019 Research-status Report 2018 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] 農業環境政策に関する実験経済学的分析―直接支払と非貨幣型支援の比較―2019

    • Author(s)
      栗山 浩一 ・中塚 耀介・藤野 正也・福冨 雅夫・嶌田 栄樹
    • Journal Title

      農業経済研究

      Volume: 印刷中

    • NAID

      130007711815

    • Related Report
      2018 Research-status Report
    • Peer Reviewed
  • [Journal Article] Experimental and Behavioral Economic Approaches and Application to Regional Agricultural and Forestry Economic Studies2018

    • Author(s)
      栗山浩一
    • Journal Title

      Journal of Rural Problems

      Volume: 54 Issue: 1 Pages: 1-2

    • DOI

      10.7310/arfe.54.1

    • NAID

      130006588810

    • ISSN
      0388-8525, 2185-9973
    • Related Report
      2018 Research-status Report
    • Open Access
  • [Journal Article] Voluntary Contributions to Hiking Trail Maintenance: Evidence From a Field Experiment in a National Park, Japan2018

    • Author(s)
      Kubo Takahiro、Shoji Yasushi、Tsuge Takahiro、Kuriyama Koichi
    • Journal Title

      Ecological Economics

      Volume: 144 Pages: 124-128

    • DOI

      10.1016/j.ecolecon.2017.07.032

    • NAID

      120006457119

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] An evaluation of the natural environment ecosystem preservation policies in Japan2017

    • Author(s)
      Fujino Masaya、Kuriyama Koichi、Yoshida Kentaro
    • Journal Title

      Journal of Forest Economics

      Volume: 29 Pages: 62-67

    • DOI

      10.1016/j.jfe.2017.08.003

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] Spatial autocorrelation in consumer preference for ecolabels:do consumers pay a price premium for more credible eco-labels?2020

    • Author(s)
      Kyoi, S., Kuriyama, K. and Fujino, M.
    • Organizer
      Korea Environmental Economic Association
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Estimation of Welfare Loss in Japanese National Parks due to COVID-192020

    • Author(s)
      Koichi Kuriyama
    • Organizer
      Korea Environmental Economic Association
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Spatial autocorrelation in consumer preference for ecolabels: do consumers pay a price premium for more credible eco-labels?2020

    • Author(s)
      Kyoi, S., Kuriyama, K. and Fujino, M
    • Organizer
      European Association of Environmental and Resource Economists
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] エコラベル付き農産品に対する消費者選考とその空間的分布2020

    • Author(s)
      京井尋佑,藤野正也,栗山浩一
    • Organizer
      第67回日本生態学会
    • Related Report
      2020 Annual Research Report
  • [Presentation] 生態系サービスの経済評価の意義と現状、課題2020

    • Author(s)
      栗山浩一
    • Organizer
      日本森林学会大会
    • Related Report
      2019 Research-status Report
  • [Presentation] 森林環境税は国民の支持を得られるか?2019

    • Author(s)
      栗山浩一・庄子康
    • Organizer
      林業経済学会大会
    • Related Report
      2019 Research-status Report
  • [Presentation] 地域農林業政策の評価と実験研究の可能性2018

    • Author(s)
      栗山浩一
    • Organizer
      地域農林経済学会
    • Related Report
      2018 Research-status Report
    • Invited
  • [Presentation] 座長解題 実験・行動経済学による地域農林業研究の革新2017

    • Author(s)
      栗山浩一
    • Organizer
      地域農林経済学会
    • Related Report
      2017 Research-status Report
    • Invited
  • [Presentation] CVMにおける支払単位の違いが支払意志額に及ぼす影響2017

    • Author(s)
      藤野正也・栗山浩一
    • Organizer
      環境経済・政策学会
    • Related Report
      2017 Research-status Report

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Published: 2017-07-21   Modified: 2022-12-28  

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