1. Department of Economics and Statistics, Linnaeus University, Vaxjo, Sweden
2. Department of Statistics & Actuarial Financial Mathematics, University of the Aegean, Samos, Greece
3. Department of Statistics and Operation Analysis, Mendel University, Brno, Czech Republic
4. Faculty of Mathematics and Informatics, Shumen University, Shumen, Bulgaria
5. Department of Applied Statistics, Johannes Kepler University, Linz, Austria
6. LIT – Linz Institute of Technology, Johannes Kepler University, Linz, Austria
7. Institute of Mathematics, Faculty of Science, P. J. Šafárik University in Košice, Kosice, Slovakia
8. Department of Statistics, University of Valparaíso, Valparaíso, Chile
9. Statistics & Actuarial Science Department, The University of Iowa, IA, USA