Hartwig, Karl-Hans; Scheffler, Raimund - Wirtschaftswissenschaftliche Fakultät, Westfälische … - 2009
In this paper we present an efficiency analysis of bus transport companies in Germany. It is focused on the calculation of scale efficiencies in order to identify possible economies of sca-le in the German bus transport market. For this purpose, we apply data envelopment analy-sis (DEA). As DEA...