Oxytocin increases trust in humans

@article{Kosfeld2005OxytocinIT,
  title={Oxytocin increases trust in humans},
  author={Michael Kosfeld and Markus Heinrichs and Paul J. Zak and Urs Fischbacher and Ernst Fehr},
  journal={Nature},
  year={2005},
  volume={435},
  pages={673-676},
  url={https://api.semanticscholar.org/CorpusID:1234727}
}
It is shown that intranasal administration of oxytocin, a neuropeptide that plays a key role in social attachment and affiliation in non-human mammals, causes a substantial increase in trust among humans, thereby greatly increasing the benefits from social interactions.
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