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Using social networks to identify seed farmers for agricultural technology diffusion: A randomized controlled trial in Vietnam

Research Project

Project/Area Number 21K20150
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeMulti-year Fund
Review Section 0107:Economics, business administration, and related fields
Research InstitutionHiroshima University

Principal Investigator

TRAN Anh Duc  広島大学, 人間社会科学研究科(国), 助教 (10868467)

Project Period (FY) 2021-08-30 – 2023-03-31
Project Status Completed (Fiscal Year 2022)
Budget Amount *help
¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Fiscal Year 2022: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2021: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywordstechnology adoption / technology diffusion / farmers / social network / RCT / Vietnam / social networks
Outline of Research at the Start

Through a randomized controlled trial (RCT) with farmers in Vietnam, this research compares the causal impacts on the technology diffusion and cost-effectiveness among network-based methods for selecting seed farmers for the diffusion of new agricultural technologies.

Outline of Final Research Achievements

This research project focuses on the adoption and diffusion of new agricultural technology within farmer networks in developing countries. However, due to the strict social-distancing policies induced by severe Covid-19 situation at the study site, I could not conduct the proposed RCT in FY2021. In FY2022, after the social distancing was partly relaxed, I flexibly adjusted the research design to fit the post-Covid period. Specifically, I completed three surveys - baseline, follow-up, and endline - of a RCT to investigate the impact of scientific information provision on technology adoption of farmers. This RCT is still closely related to the proposed research topics about technology adoption and farmers' network. The original dataset is undergoing analyses to obtain preliminary results.
Adapting to the Covid-19 situation, I also diversified my research activities to incorporate studies using secondary data, which resulted in publications in international peer-reviewed journals.

Academic Significance and Societal Importance of the Research Achievements

This reseach project contributes evidence about how scientific information affects the adoption of agricultural technology amongst farmers in developing countries. This empirical evidence would be valuable for policy-makers in designing information campaigns that improves the technology diffusion.

Report

(3 results)
  • 2022 Annual Research Report   Final Research Report ( PDF )
  • 2021 Research-status Report
  • Research Products

    (6 results)

All 2023 2022

All Journal Article (2 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 2 results,  Open Access: 1 results) Presentation (3 results) (of which Int'l Joint Research: 1 results,  Invited: 1 results) Funded Workshop (1 results)

  • [Journal Article] Blessing of the moon: cultural beliefs, birth timing and child health in Nepal2022

    • Author(s)
      Binaya Chalise, Shinji Kaneko, Duc Tran
    • Journal Title

      Culture, Health & Sexuality

      Volume: n.a. Issue: 8 Pages: 1-13

    • DOI

      10.1080/13691058.2022.2111466

    • Related Report
      2022 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Agricultural land consolidation, labor allocation and land productivity: A case study of plot exchange policy in Vietnam2022

    • Author(s)
      Tran Duc、Vu Ha Thu、Goto Daisaku
    • Journal Title

      Economic Analysis and Policy

      Volume: 73 Pages: 455-473

    • DOI

      10.1016/j.eap.2021.11.017

    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] Uncovering the Legacies of Chemical Warfare: Evidence from the Vietnam War2023

    • Author(s)
      Tran Anh Duc
    • Organizer
      Western Regional Science Association
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Subsidy for all? Spillover effect of subsidy on crop insurance adoption in Vietnam2023

    • Author(s)
      Vu Ha Thu
    • Organizer
      JADE/GRIPS Development Seminar
    • Related Report
      2022 Annual Research Report
  • [Presentation] Unpacking the legacies of chemical warfare: Evidence from the Vietnam War2022

    • Author(s)
      Duc Tran
    • Organizer
      SSJDA Seminar, Center for Social Research and Data Archives, Institute of Social Science, The University of Tokyo
    • Related Report
      2021 Research-status Report
    • Invited
  • [Funded Workshop] The 13th HOPE Meeting2022

    • Related Report
      2021 Research-status Report

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Published: 2021-10-22   Modified: 2024-01-30  

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