Several theoretical approaches have been offered to explain the phenomenon of reciprocity: trust-liking, social exchange, and modeling. The emphasis of previous research on self-disclosure reciprocity (descriptive reciprocation), the intimacy of the facts an individual reveals about him- or herself, stems largely from the fact that these…

This paper tries to demonstrate the existence of social norms against self-evaluations that are more favorable than people deserve (over-evaluation of self) and evaluations of others that are less favorable than others deserve (under-evaluation of others). The norms are derived from a resource theory in which these norms are needed to protect…