Learning about German farmers' willingness to cooperate from public goods games and expert predictions

Publikation: Beitrag in FachzeitschriftArtikelForschungPeer-Review

Autoren

  • Jens Rommel
  • Christoph Schulze
  • Bettina Matzdorf
  • Julian Sagebiel
  • Vera Wechner

Organisationseinheiten

Externe Organisationen

  • Swedish University of Agricultural Sciences
  • Leibniz-Zentrum für Agrarlandschaftsforschung (ZALF) e.V.
  • Deutsches Zentrum für integrative Biodiversitätsforschung (iDiv) Halle-Jena-Leipzig
  • Humboldt-Universität zu Berlin (HU Berlin)
Forschungs-netzwerk anzeigen

Details

OriginalspracheEnglisch
Aufsatznummerqoac023
FachzeitschriftQ Open
Jahrgang3
Ausgabenummer3
Frühes Online-Datum26 Aug. 2022
PublikationsstatusVeröffentlicht - 2023

Abstract

There is a growing interest in collective contracts to address agri-environmental policy goals at landscape scales. Yet, little is known about farmers' general willingness to cooperate. We developed four treatments of a linear public goods game to investigate farmers' willingness to cooperate: (1) heterogeneous endowments, (2) leading-by-example, (3) social norms, and (4) pinpointing the socially optimal solution. Based on a sample of 358 German farmers, we find that contributions reach more than two-thirds of the initial endowment across different treatments on average. Nudging the socially optimal solution is the most effective treatment. In addition to the experiment, we elicited incentivized predictions on experimental outcomes from 212 experts. Expert beliefs on treatment effects appear to be calibrated on laboratory studies, highlighting the need to conduct, communicate, and discuss experimental studies outside the laboratory. Young female academics with an Economics background most accurately predict farmers' behaviour in the experiment.

ASJC Scopus Sachgebiete

Zitieren

Learning about German farmers' willingness to cooperate from public goods games and expert predictions. / Rommel, Jens; Schulze, Christoph; Matzdorf, Bettina et al.
in: Q Open, Jahrgang 3, Nr. 3, qoac023, 2023.

Publikation: Beitrag in FachzeitschriftArtikelForschungPeer-Review

Rommel, J, Schulze, C, Matzdorf, B, Sagebiel, J & Wechner, V 2023, 'Learning about German farmers' willingness to cooperate from public goods games and expert predictions', Q Open, Jg. 3, Nr. 3, qoac023. https://doi.org/10.1093/qopen/qoac023
Rommel, J., Schulze, C., Matzdorf, B., Sagebiel, J., & Wechner, V. (2023). Learning about German farmers' willingness to cooperate from public goods games and expert predictions. Q Open, 3(3), Artikel qoac023. https://doi.org/10.1093/qopen/qoac023
Rommel J, Schulze C, Matzdorf B, Sagebiel J, Wechner V. Learning about German farmers' willingness to cooperate from public goods games and expert predictions. Q Open. 2023;3(3):qoac023. Epub 2022 Aug 26. doi: 10.1093/qopen/qoac023
Rommel, Jens ; Schulze, Christoph ; Matzdorf, Bettina et al. / Learning about German farmers' willingness to cooperate from public goods games and expert predictions. in: Q Open. 2023 ; Jahrgang 3, Nr. 3.
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N1 - Funding Information: This project has received funding from the European Union's Horizon 2020 research and innovation program under grant agreement no. 818190. Julian Sagebiel gratefully acknowledges the support of the German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig funded by the German Research Foundation (FZT 118). Acknowledgments

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N2 - There is a growing interest in collective contracts to address agri-environmental policy goals at landscape scales. Yet, little is known about farmers' general willingness to cooperate. We developed four treatments of a linear public goods game to investigate farmers' willingness to cooperate: (1) heterogeneous endowments, (2) leading-by-example, (3) social norms, and (4) pinpointing the socially optimal solution. Based on a sample of 358 German farmers, we find that contributions reach more than two-thirds of the initial endowment across different treatments on average. Nudging the socially optimal solution is the most effective treatment. In addition to the experiment, we elicited incentivized predictions on experimental outcomes from 212 experts. Expert beliefs on treatment effects appear to be calibrated on laboratory studies, highlighting the need to conduct, communicate, and discuss experimental studies outside the laboratory. Young female academics with an Economics background most accurately predict farmers' behaviour in the experiment.

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