This paper examines the determinants of the difference between soccer player registration transfer fees and the estimated inherent value of transferred players. The results show that this difference increases for players competing in the same league as that of the acquiring team, players...

Similar to other workers in industrial settings NFL running backs can choose to provide additional work effort with possible negative health consequences. We find that the most informative measure for running backs is yards gained after contact, which not only increases total rushing yards but...

This paper analyses the Relative Age Effect (RAE) in German elite youth soccer academies. We examine the efficiency of talent selection and the returns to training. Our results indicate a strong effect of players' birth dates on their probability of getting selected - and, thus, a waste of...

Key date assessments are common in the contexts of firms’ hiring decisions, the educational system, and professional sports. In talent selection, it is very likely that there is a difference between current and potential performance levels. This paper analyses the Relative Age Effect (RAE) in...