Sports competitions have been used as source for applied studies on individual behavior under pressure. This work evaluates Brazilian refereeing bias in football (soccer) games of Campeonato Brasileiro 2004-2008. The results show that referees systematically favor home teams by setting more...

This article evaluates refereeing bias in football games. Using a data set for Brazilian Championship, we find that referees systematically favour home teams setting more extra time in close matches in which home teams are behind. Career concerns seem to be relevant, since monitoring inhibits...