00777cz 2200157n 4500 sh2006008946 DLC 20070310075327.0 070309i| anannbabn |a ana c sh2006008946 UkOxU eng DLC Reciprocity (Psychology) g Interpersonal relations Work cat.: Dohmen, T.J. Homo reciprocans, 2006: p. 1 (Reciprocity is an in-kind response to friendly or hostile acts) Oxford dictionary of philosophy via WWW, Dec. 19, 2006 (Reciprocity. The practice of making an appropriate return for a benefit or harm received from another) Wikipedia, Jan. 30, 2007 (In social psychology, reciprocity refers to in-kind positive or negative responses of individuals towards the actions of others)