Transfer fees in European football have experienced a rapid increase in the past years. Simultaneously, an increasing number of domestic and recently foreign investors - who are assumed to further increase team spending in European football - have entered the football market by becoming club...

Knowledge about the prevalence of doping in recreational sports is still limited and fragmented. The same holds true for explanations of doping prevalence rates among different groups. One of the few theoretical models that exists uses the concept of consumer capital based on Stigler and...

In Olympic-distance triathlon, time minimization is the goal in all three disciplines and the two transitions. Running is the key to winning, whereas swimming and cycling performance are less significantly associated with overall competition time. A comparative static simulation calculation...