Albers, Wulf; Albers, Eike; Albers, Leif; Vogt, Bodo - Institut für Mathematische Wirtschaftsforschung, … - 1997
The information that is used to create a numerical response is typically diffuse, and cannot be described by a distribution. A criterion to describe the information is its range of reasonable alternatives, corresponding to the worst case-best case analysis of practitioners in decision situations...