Bisherige Studien zur Leiharbeit haben sich primär mit den Arbeitsbedingungen sowie den strategischen Einsatzgründen der Leiharbeit befasst. In diesem Beitrag wird versucht, erste Erkenntnisse zum Leistungsverhalten von Leiharbeitnehmern zu erhalten. Der Arbeitsmarkt für Profifußballer...

We investigate the simultaneous schedule determination of several leagues in a championship. Beside limited availability of venues, the substitution of players among teams of a club requires the consideration of mutual match slot exclusions associated with teams playing in different leagues...

Not only the horse as a living creature, but also equestrian sport, has a positive influence on the general upbringing and development of young people. Although equestrian sport still exerts a strong fascination, it is becoming more difficult to inspire young people to take part in this...