Politische Repräsentation bezweckt im Allgemeinen, politisch verbindliche Entscheidungen herbeizuführen und umzusetzen. Dabei berücksichtigen die gewählten Abgeordneten die Interessen ihrer Bürger*innen. Frauen sind jedoch in den meisten Parlamenten unterrepräsentiert. Dies wirft die Frage...

This paper seeks to investigate the following issues: What is the resulting out-come, when regulation is determined by interest groups that compete for influ-ence over the regulatory process? Given this, can we predict how climate change related changes in the underlying biological factors will...

This paper provides a comprehensive theoretical model of the political decision making process. Therein two ideologically different political parties compete for power. Their primary instrument in this competition are programmatic concessions in favor of voters and interest groups. As any...

We analyze the determinants of environmental policy when two firms engage in two types of lobbying against a restriction on allowed pollution: General lobbying increases the total amount of allowed pollution, which is beneficial for both firms. Private lobbying increases the individual pollution...

The German Basic Law is open for an interpretation that would allow the Constitutional Court to test the normative adequacy of most statutes. If the court does, it could be modelled as the supervisor of the legislator, i.e., of the agent of the people. The model predicts collusion between the...

A well known and established model in communication policy in sociology and marketing is that of opinion leadership. Opinion leaders are actors in a society who are able to affect the behavior of other members called followers. Hence, opinion leaders might have a considerable impact on the...

A well-known model in sociology and marketing is that of opinion leadership. Opinion leaders are actors who are able to affect the behavior of their followers. Hence, opinion leaders have some power over their followers, and they can exercise this power by influencing their followers choice of...

Sind Liberalismus und Demokratie widersprüchliche Ideale? Ist das deutsche Parteiensystem effizient organisiert? Warum delegiert ein Staat hoheitliche Aufgaben auf private Anbieter? Ist es überhaupt rational, Steuern zu zahlen?Diese und andere Fragen thematisierten die Autoren und unterziehen...

Interest groups are introduced in a spatial model of electoral competition between two political parties. We show that, by coordinating voting behavior,these interest groups increase the winning set, which is defined as the set of policy platforms for the challenger that will defeat the...

Decisions-makers often rely on information supplied by interested parties. In practice, some parties have easier access to information than other parties. In this light, we examine whether more powerful parties have a disproportionate influence on decisions. We show that more powerful parties...