We investigate the role of fatigue in soccer (football). Although this issue is important for the "productivity" of players and the optimal organization of national and international championships, empirical evidence is lacking. We use data on all the matches played by national teams in all the...

Social pressure may have relevant consequences in many contexts but it is hard to evaluate it empirically. In this paper we exploit a natural experiment in soccer to provide clear evidence of its effects. We aim to study how social pressure from the crowd in a stadium affects both players and...

Subjective evaluations in many contexts might be affected by decision-makers' social preferences. To explore this phenomenon, we use data from soccer referees' decisions. According to soccer rules, referees are expected to evaluate each episode independently, without taking into account previous...

Using data on about 35,000 professional tennis matches, we test whether men and women react differently to psychological pressure arising from the outcomes of sequential stages in a competition. We show that, with respect to males, females losing the first set are much more likely to play poorly...

Using data on about 35,000 professional tennis matches, we test whether men and women react differently to psychological pressure arising from the outcomes of sequential stages in a competition. We show that, with respect to males, females losing the first set are much more likely to play poorly...

We investigate the role of fatigue in soccer (football). Although this issue is important for the "productivity" of players and the optimal organization of national and international championships, empirical evidence is lacking. We use data on all the matches played by national teams in all the...