same time, assessing the prevalence and origin of referee bias is germane to various domains of life. Referee bias is …

evidence is consistent with both the existence of a bias in favor of connected candidates and with academic connections …

peer groups. In this study, we focus on the bias in review evaluations and argue that social interactions in various forms … on online review platforms contribute to the bias. Using a unique dataset from a major review platform, we find that … likely to stay on the platform, which may further contribute to the bias in review evaluations. Our findings, therefore …

We provide the first analysis of racial in-group bias in Type-I and Type-II errors. Using player-referee matched data … from NBA games we show that there is no overall racial bias or in-group bias in foul calls made by referees. Similarly …, there is no racial bias or in-group bias in Type-I errors (incorrect foul calls). On the other hand, there is significant in …