We analyze the technical efficiency of German and Swiss urban public transport companies by means of SFA. In transport networks we might face different network structures or complexities, not observed, but influencing the production process. The unobserved factors are typically modeled as...

In letzter Zeit mehren sich die Stimmen, die das gegenwärtige System der Beitragserhebung in der Gesetzlichen Krankenversicherung, nämlich die Anknüpfung der Beiträge am Arbeitseinkommen, kritisieren und vorschlagen, zu einer einheitlichen Prämie je erwachsenem Versicherten nach dem Vorbild...

In federal systems, the powers and responsibilities must be divided up between central government and individual states in such a way as to enable the center effectively to carry out its duties for the nation as a whole, while allowing the lower levels of government to pursue their own regional...

Based on a sample of 467 asset managers from four countries we robustly find that women manage smaller funds than men, despite tough competition in this industry. Interestingly, the gender gap exists only for managers of smaller funds, i.e. at the lower end of the hierarchy, as quantile...

We address the impact of education upon wage inequality by drawing on evidence from fifteen European countries, during a period ranging between 1980 and 1995. We focus on within-educational-levels wage inequality by estimating quantile regressions of Mincer equations and analysing the...