der vorliegenden Arbeit wird eine Methode entwickelt, die eine konsistente Aggregation unterschiedlicher …

besonderes Problem (vor allem wegen seiner zentralen Bedeutung) stellt dabei offensichtlich die Aggregation von Einzelrankings zu … the popularity of rankings there are obvious problems with statistical methods. Especially the aggregation of single … rankings to a common ranking seems to be problematic. Aggregation to a common ranking is as difficult as finding a common …

changes, this two stage aggregation is typically based on some price index formula. In this paper, various screening devices … consistency in aggregation is a particularly important screening device. If a price index formula fails the weak consistency test …