The core of the present study is to analyse the cost efficiency of public transit systems in Italy, investigating the way subsidization mechanisms and network characteristics affect the x-inefficiency levels of firms. The analysis uses a seven-year (1993-1999) unbalanced panel of 45 Italian...

Our paper applies data envelopment analysis (DEA) and stochastic non-parametric envelopment of data (StoNED) to measure cost efficiency of electricity distribution companies. The data cover 123 Norwegian electricity distribution companies during 2004-2010, and the performance of these companies...

Der deutsche Bankensektor ist im Umbruch. Von den Folgen der internationalen Finanzkrise, die ihren Ausgang auf dem US-Immobilienmarkt genommen hat, geht ein erheblicher Druck zu Reformen aus, weil gerade in solchen Situationen die besonderen Baustellen der nationalen Bankensysteme sichtbar...