We estimate Cox models to determine proportional hazard rates in professional basketball, concerning leaving the league or changing the team by using a database covering all players of the NBA in the 90's. We predict and confirm that league-hazards depend on a player's performance. A teamswitch,...

A simple decision theoretic model shows the doping incentives for a member of a professional sports team. Depending on the detection probability and the punishment, a sportsman dopes not at all, at a medium or at the maximal level. The whole team has a higher incentive than an individual team...

Globalisation affects not only politics and the economy, but also sport, which has become significantly more international, competitive and financially powerful. This is particularly advantageous for most consumers or spectators. Especially top athletes benefit, while not so good athletes can...

Because of the COVID-19-pandemic the men's first German football league (Bundesliga) had to finish the season 2019/20 with ghost games as spectators were not allowed in the stadiums. Comparing these games with the regular ones between the same teams before, we find that the normal advantage for...

A simple decision theoretic model shows the doping incentives for a member of a professional sports team. Depending on the detection probability and the punishment, a sportsman dopes not at all, at a medium or at the maximal level. The whole team has a higher incentive than an individual team...

Es gibt große Unterschiede in der Bezahlung von professionellen Fußballerinnen und Fußballern. Während die Sportmedien regelmäßig über hohe Einnahmen männlicher Fußballer berichten, wird die Vergütung von Fußballerinnen nur selten öffentlich thematisiert. Nur wenige professionelle...