Neumann, Anne; Nieswand, Maria; Schubert, Torben - In: Journal of Productivity Analysis 45 (2016) 1, pp. 35-51
Nonparametric efficiency analysis has become a widely applied technique to support industrial benchmarking as well as a variety of incentive-based regulation policies. In practice such exercises are often plagued by incomplete knowledge about the correct specifications of inputs and outputs....
