Die Partei Die Linke hat in einem Jahr geschafft, was ihre beiden Vorgängerparteien, WASG und PDS, vergeblich versucht haben: Eine in Ost- und Westdeutschland erfolgreiche Kraft politisch links neben der SPD zu etablieren. Auf der Basis der Daten des Sozio-oekonomischen Panels (SOEP) wird...

Die Grünen befinden sich seit Monaten in einem Umfragehoch. Derzeit erscheint es nicht ausgeschlossen, dass die Partei nach den anstehenden Landtagswahlen erstmals einen Ministerpräsidenten oder eine Regierende Bürgermeisterin stellt. Die Spekulation hierüber wird vor allem durch...

Extensive research efforts notwithstanding, scholars continue to disagree on the nature and meaning of party identification. Traditionalists conceive of partisanship as a largely affective attachment to a political party that emerges in childhood through parental influences and tends to persist...

In survey research, a consensus has grown regarding the effectiveness of incentives encouraging survey participation across different survey modes and target populations. Most of this research has been based on surveys from the United States, whereas few studies have provided evidence that these...

The computation of cross sectional weights in household panels is challenging because household compositions change over time. Sampling probabilities of new household entrants are generally not known and assigning them zero weight is not satisfying. Two common approaches to cross sectional...

In household panels, typically all household members are surveyed. Because household composition changes over time, so-called following rules are implemented to decide whether to continue surveying household members who leave the household (e.g. former spouses/partners, grown children) in...

Web surveys technically allow providing feedback to respondents based on their previous responses. This personalized feedback may not only be used to target follow-up questions, it also allows test results to be returned immediately to respondents. This paper argues that the possibility of...