Trust and the dynamics of network formation

Juan-Camilo Cárdenas et al.

Network Science2026https://doi.org/10.1017/nws.2025.10017article
AJG 1
Weight
0.50

What the paper says

We evaluate the effect of reciprocal trust within pairs of individuals—gauged by total potential earnings in a trust experiment—on the probability of relationship formation, in comparison with well-known determinants of social ties, such as time of exposure and homophily along demographic traits. We measured trust and trustworthiness for every individual in an incoming cohort of undergraduate students before they began interacting. Using relationship data sourced from surveys and campus entry/exit times between one month and two years after the trust experiment, we find that reciprocal trust is neither a statistically nor an economically significant factor in determining the students’ social networks. Instead, time of exposure, prior acquaintance, and other demographic characteristics play important and persistent roles in relationship formation.

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https://doi.org/https://doi.org/10.1017/nws.2025.10017

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@article{juan-camilo2026,
  title        = {{Trust and the dynamics of network formation}},
  author       = {Juan-Camilo Cárdenas et al.},
  journal      = {Network Science},
  year         = {2026},
  doi          = {https://doi.org/https://doi.org/10.1017/nws.2025.10017},
}

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Trust and the dynamics of network formation

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Evidence weight

0.50

Balanced mode · F 0.40 / M 0.15 / V 0.05 / R 0.40

F · citation impact0.50 × 0.4 = 0.20
M · momentum0.50 × 0.15 = 0.07
V · venue signal0.50 × 0.05 = 0.03
R · text relevance †0.50 × 0.4 = 0.20

† Text relevance is estimated at 0.50 on the detail page — for your query’s actual relevance score, open this paper from a search result.