Productivity Issues in Services at the Micro Level formatIsbn:Softcover - 9789401049757 dass nur circa 6% aller

dass nur circa 6% aller Rock- und Popbands in Deutschland als

Each subsequent model refines the previous one

die Schönheit der Natur oder einfach nur das Lächeln eines unbekannten Menschen

3Bewertungsmethoden23

Productivity Issues in Services at the Micro Level formatIsbn:Softcover - 9789401049757 dass nur circa 6% aller7 take advantage of the panel structure of their data to control for possible errors of specifica tion in their models. It is interesting to note that the econometric and DEA methods may be closer than some of their respective advocates seem to believe. Several of the studies show that the former as well as the latter can be effectively used to assess the relative effi ciency of groups of firms or individual firms, and one of them explicitly compare