This paper investigates the relationship between uniqueness of Nash equilibria and local stability with respect to the best-response dynamics in the cases of sum-aggregative and symmetric games. If strategies are equilibrium complements, local stability and uniqueness are the same formal...

The UEFA Champions League is an annual Pan-European football competition that takes place parallel to the domestic league competitions. The participation in the Champions League secures the teams large payments, which have steadily increased over the last decade. This paper develops a general...

type="main" xml:id="sjpe12060-abs-0001" <title type="main">Abstract</title> <p>This paper analyzes spillover effects in sports leagues that are embedded in a system of promotion and relegation. Based on a contest model of a professional sports league with a top division and a second division, we show that league prizes and...</p>