In this article we present an overview of our recent research on the effects of constitutions on coalition governments … stability of coalition governments …

coalitions in simple games. We characterise those sets of players which can be imposed in the equilibrium coalition and show that … the only decisive structures where the agenda setter can impose the presence of any minimal winning coalition are apex … games, where a large player forms a winning coalition with any of the small players …

which the parties' policies match the preferences of the electorate. The parliament seats are then distributed among the … during the election of the Karlsruhe Institute of Technology Student Parliament on July 4-8, 2016. The experiment shows that … the alternative election method can increase the representativeness of the Student Parliament. We also discuss some traits …

At an extreme, partners in coalition governments can divide tasks and individually decide policy in their ministerial …

its high representativeness as well. Finally, all coalitions with two and three parties are also evaluated. The coalition … CDU/SPD (which is currently in power) is the most popular, and the coalition SPD/Green/Left-Party (which failed due to …