As the internet has increasingly become more social, the value of individual reputations has risen, and a new currency based on reputation has been created. This means that not only are companies tracking what an individual is tweeting and what sites they spend the most time on, but they're...

Among residents of an informal housing area in Cairo, we examine how dictator giving varies by the social distance between subjects - friend versus stranger - and by the anonymity of the dictator. While giving to strangers is high under anonymity, we find - consistent with Leider et al. (2009) -...