Germeshausen, Robert; Panke, Timo; Wetzel, Heike - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2014
This paper empirically analyzes the existence of market power in the global iron ore market during the period 1993-2012 using an innovative Stochastic Frontier Analysis approach introduced by Kumbhakar et al. (2012). In contrast to traditional econometric procedures, this approach allows for the...