Sacco, Pier Luigi; Vanin, Paolo; Zamagni, Stefano - In: Handbook of the economics of giving, altruism and …, (pp. 695-730). 2006
Behind my reciprocation of a friend's gift may lie both instrumental reasons (I expect further future gifts) and communicative reasons (I want to establish or confirm a friendship per se ). In a theory of rational individual action, such communicative reasons can be incorporated as an argument...