Burhop, Carsten; Luebbers, Thorsten - Max-Planck-Institut zur Erforschung von … - 2008
In this paper, we evaluate the impact of cartelisation and managerial incentives on the productive efficiency of German coal mining corporations. We focus on coal mining in the Ruhr district, Germany’s main mining area. We use stochastic frontier analysis and an unbalanced dynamic panel data...