1. Finance Department, Faculty of Economics and Business Administration, West University of Timisoara, Timisoara, Romania
2. Doctoral School of Economics and Business Administration, West University of Timisoara, Timisoara, Romania
3. School of Economics, Department of Economics, Qingdao University, Qingdao, China
4. Finance Department, Faculty of Economics and Business Administration, West University of Timisoara, Timisoara, Romania; Doctoral School of Economics and Business Administration, West University of Timisoara, Timisoara, Romania
5. Finance Department, Faculty of Economics and Business Administration, West University of Timisoara, Timisoara, Romania; Strategic Management Department, Kharkiv, National Technical University “Kharkiv Polytechnic Institute”, Kharkiv, Ukraine