Authors
Paweł Baranowski
Department of Econometrics, Faculty of Economics and Sociology, University of Łódź, Łódź, Poland
Karol Korczak
Department of Computer Science in Economics, Faculty of Economics and Sociology, University of Łódź, Łódź, Poland
Jarosław Zając
Department of Computer Science in Economics, Faculty of Economics and Sociology, University of Łódź, Łódź, Poland