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chaTree: An oTree addon allowing face-to-face communication in online group experiments

Author

Listed:
  • Promann, Timo
  • Mayer, Jan-Patrick
  • Muehlheusser, Gerd
  • Roider, Andreas
  • Tereschenko, Eugen
  • Wallmeier, Niklas

Abstract

For online group experiments, we present an oTree addon that allows to include face-to-face communication in the form of a video chat. The addon is easy to use, exhibits a lean design, and allows to record communication patterns.

Suggested Citation

  • Promann, Timo & Mayer, Jan-Patrick & Muehlheusser, Gerd & Roider, Andreas & Tereschenko, Eugen & Wallmeier, Niklas, 2025. "chaTree: An oTree addon allowing face-to-face communication in online group experiments," Economics Letters, Elsevier, vol. 252(C).
    • Handle: RePEc:eee:ecolet:v:252:y:2025:i:c:s0165176525001867
    DOI: 10.1016/j.econlet.2025.112349
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    More about this item

    Keywords

    Group decisions; Video chat; Online experiments; Experimental software; oTree;
    All these keywords.

    JEL classification:

    • C88 - Mathematical and Quantitative Methods - - Data Collection and Data Estimation Methodology; Computer Programs - - - Other Computer Software
    • C92 - Mathematical and Quantitative Methods - - Design of Experiments - - - Laboratory, Group Behavior

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