1. Institute of Insurance Economics, University of St. Gallen, Tannenstrasse 19, CH-9000 St. Gallen, Switzerland
2. Department of Computer Science and Mathematics, Munich University of Applied Sciences, Lothstraße 64, D-80335 Munich, Germany
3. Center for Quantitative Risk Analysis, Department of Statistics, Ludwig-Maximilians-University Munich, Akademiestraße 1/I, D-80799 Munich, Germany