Chronische Erkrankungen, Multimorbidität und vermehrte Behandlungsmöglichkeiten auf der Patienten- und höhere Arbeitsteiligkeit und Spezialisierung auf der Versorgungsseite machen für einen wachsenden Teil der Patienten eine Vielzahl verschiedener Helfer in einer Reihe von unterschiedlichen...

In modern democracies, the media are a key actor in the political process. They are the main source of information from which citizens draw their knowledge about political matters. From the perspective of the rationality of public opinion building the principle of diversity is regarded as the...

We employ bootstrap methods (Efron (1979)) to test the effect of an important electoral reform implemented in Italy from 1993 to 2001, that moved the system for electing the Par-liament from purely proportional to plurality rule (for 75% of the seats). We do not find any effect on either the...