1. Department of Labor and Social Policy, Faculty of Economics and Sociology, University of Lodz, ul. Rewolucji 1905 r. nr 37, 90-214 Lodz, Poland
2. Department of Advanced Research in Management, Faculty of Business Management, Wroclaw University of Economics and Business, ul. Komandorska 118/120, 53-345 Wroclaw, Poland
3. Schulich School of Business, York University, 4700 Keele Street, Toronto, ON M3J 1P3, Canada