1. Department of Insurance, Faculty of Economics, Poznań University of Economics and Business, al. Niepodleglości 10, 61-875, Poznań, Poland
2. Department of Statistics and Econometrics, Maria Curie-Skłodowska University in Lublin, pl. M.Curie-Skłodowskiej 5, 20-031 Lublin, Poland
3. Department of Insurance, Maria Curie-Skłodowska University in Lublin, pl. M.Curie-Skłodowskiej 5, 20-031 Lu-blin, Poland
4. Department of Insurance, University of Łódź, Rewolucji 1905 r. 41/43, 90-241 Łódź, Poland