A model is constructed, using Eurobarometer data, of the propensity of individuals to favour European integration. A key role is played by economic considerations: countries in which income per capita is relatively low contain individuals that are more positive in their attitudes to Europe;...

We analyse how a change in the probability of winning a tournament affects an agent's effort using the qualification rules for entry into the group and playoff stages of the UEFA Champions' League. Our results suggest that increasing the number of slots that a national league gets in the...