This paper provides an empirical analysis on the effectiveness of incentives when pay-offs were changed. Using data on Portuguese first division football matches the effects of the introduction of the so called three-point rule are analyzed applying panel count data techniques.

"Examines, from an economic perspective, how the different traditions of soccer and baseball have shaped the possibilities for their commercial organization and exploitation, and considers how each sport might learn from the other's experiences to develop meaningful reforms" - Provided by publisher