People consume not only physical goods but also social interaction, and consumer choices depend on both intrinsic motivations (preferences for consumption) and extrinsic motivations (how choices impact social interactions). In this paper, we study how social identity, preference, and utility...

People consume not only physical goods but also social interaction, and consumer choices depend on both intrinsic motivations (preferences for consumption) and extrinsic motivations (how choices impact social interactions). In this paper, we study how social identity, preference, and utility...

Apology is a social institution used to restore frayed relationships. It is relevant in daily interactions but also in medical malpractice, political reputation, corporate culture, etc. The theory presented shows that in a general class of moral hazard games with imperfect information about...