That partisanship is bounded. Almost every West German, East German and immigrant never supports one or both of the major parties and most people vary support for their party by claiming no partisan preference. Hardly anyone ever selects each of the parties at different points in time. Immediate...

While surveying measured weight is widely unpractical in national samples, self-reported weight is a simple and inexpensive method of collecting data. This paper deals with data quality of reported body weight in the German Socio-Economic Panel Study (SOEP). Previous research shows that data on...