Statistical Analysis in surveys is often facing missing data. As case-wise deletion and single imputation prove to have undesired properties, multiple imputation remains as a measure to handle this problem. In a longitudinal study, where for some missing values past or future data points might...

We investigate two determinants of the price sensitivity of health plan demand among retirees in the German social health insurance (SHI): the size of the choice set and the salience of premium differences. We use variation in the choice set over time and between regions, and an increase in the...

In many federations, fiscal equalization schemes soften fiscal imbalances across the member states. Such schemes usually imply that a member state internalizes only a small fraction of the additional tax revenue from an expansion of the state-specific tax base, while the remainder of the...

Umweltforschung und Umweltschutz sind keineswegs nur Gegenstand der Naturwissenschaften, sondern empirische Sozial- und Wirtschaftswissenschaften und haben in diesem Problemfeld auch ihren wichtigen Platz. Die entsprechende empirische Forschung dient vor allem zwei Zwecken: zum einen der...