Die Zielsetzung der Studie besteht darin, die in verschiedenen langfristigen Verkehrsprognosen prognostizierten Entwicklungen mit den tatsächlichen Verläufen zu vergleichen und die Ursachen für die Abweichungen systematisch zu analysieren. Gegenstand dieser Überprüfung waren diejenigen...

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...

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...

This discussion paper attempts the investigation of inefficiency with respect to water suppliers in rural areas of East and West Germany. This is done by using a nonradial measure of input-specific allocative inefficiency based on the demand system derived from a flexible cost function for the...