We are the first to investigate whether the introduction of additional assistant referees in the UEFA Europa League (in … season 2009-2010) and the UEFA Champions League (in season 2010-2011) was associated with lower referee bias. To this end, we … means of bivariate probit regression models. We find evidence for substantial referee bias before the introduction of …

This paper surveys the empirical literature on the behavior of referees in professional football and other sports … same time, assessing the prevalence and origin of referee bias is germane to various domains of life. Referee bias is …

prosperity. To this end, we analyse 2,012 recent matches played in the UEFA Champions League and UEFA Europa League. We find that …

occurrence of an arms race among top European football teams. …

international club soccer. To this end, we analyse data of more than 2,000 recent games in the UEFA Champions League and UEFA Europa …

We investigate the role of fatigue in soccer (football). Although this issue is important for the "productivity" of … the UEFA European Football Championship (from 1960 to 2012). We relate team performance (in terms of points gained and …

This paper evaluates the European football clubs' compliance with UEFA Financial Fair Play (FFP) regulations and the … responsibility implies better sport performance and higher chances to qualify for the Champions and Europa Leagues. …

We investigate whether national borders within Europe hinder the assortative matching of workers to firms in a high …

countries, ranging from Ireland to Spain. We find that the common impact of obesity on wages is negative and statistically …) productivity. -- wages ; body mass index ; Europe …

, candidate supply, and internal party dynamics beyond electoral markets. We use Spain's Equality Law, requiring a 40 percent …