Estimation procedures for ordered categories usually assume that the estimated coefficients of independent variables do not vary between the categories (parallel-lines assumption). This view neglects possible heterogeneous effects of some explaining factors. This paper describes the use of an...

Introduction: Self-assessed health (SAH) is a frequently used measure of individuals’ health status. It is also prone to reporting heterogeneity. To control for reporting heterogeneity objective measures of true health need to be included in an analysis. The topic becomes even more complex for...

Introduction: Self-assessed health (SAH) is a frequently used measure of individuals’ health status. It is also prone to reporting heterogeneity. To control for reporting heterogeneity objective measures of true health need to be included in an analysis. The topic becomes even more complex for...

Durch die starke Konsolidierung im Krankenhaussektor droht in vielen regionalen Krankenhausmärkten die Bildung von Konzentration und Marktmacht. Dies kann für Patienten wie für Krankenkassen negative Folgen nach sich ziehen. Die Studie widmet sich der empirischen Erfassung dieses...

Abstract: In nahezu allen Industrienationen hat sich der Anteil der Staatsausgaben am Sozialprodukt in den letzten 50 Jahren deutlich erhöht. Zudem wächst der Anteil der Sozialtransfers an den Staatsausgaben. Die vorliegende Arbeit analysiert die Gründe des Ausgabenwachstums mit dem...

As in most industrialized countries, the inequality regarding the distribution of household incomes in Germany has steadily increased. By collecting taxes and granting monetary transfers, the government tries to affect the personal distribution of incomes. Whereas the supply of redistribution is...