Smiles when sharing
One of the proposed functions of human smiling is the advertise cooperative dispositions and thereby increase the likelihood that a social partner would invest resources in a relationship. In particular, smiles involving an emotional component would be honest signals of altruistic dispositions becau...
| Hauptverfasser: | , , |
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| Format: | Journal article |
| Sprache: | English |
| Veröffentlicht: |
Elsevier
2007
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