Authors
Blanka Łęt
Department of Applied Mathematics, Poznań University of Economics and Business, Poznań, Poland
Konrad Sobański
Department of International Finance, Poznań University of Economics and Business, Poznań, Poland
Wojciech Świder
Department of Public Finance, Poznań University of Economics and Business, Poznań, Poland
Katarzyna Włosik
Department of Investment and Financial Markets, Poznań University of Economics and Business, Poznań, Poland