Sacco, Pier Luigi; Vanin, Paolo; Zamagni, Stefano - In: Handbook of the Economics of Giving, Altruism and …
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...