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The Review of Economics and Statistics Vol. 107 No. 2 2025

Measuring Group Cohesion to Reveal the Power of Social Relationships in Team Production

Simon Gächter1; Chris Starmer2; Fabio Tufano3

1 University of Nottingham, IZA Bonn, and CESifo Munich · 2 University of Nottingham · 3 University of Leicester

open access

Abstract

We introduce group cohesion to study the economic relevance of social relationships in team production. We operationalize measurement of group cohesion, adapting the “oneness scale” from psychology. A series of experiments, including a preregistered replication, reveals strong, positive associations between group cohesion and performance assessed in weak-link coordination games, with high-cohesion groups being likely to achieve superior equilibria. In exploratory analysis, we identify beliefs rather than social preferences as the primary mechanism through which factors proxied by group cohesion influence group performance. Our evidence provides proof of concept for group cohesion as a useful tool for economic research and practice.

DOI
10.1162/rest_a_01283
Volume
107
Issue
2
Pages
539-554
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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