1. Ph.D. in Economics, Department of Marketing, National Aviation University
2. Ph.D. in Economics, Associate Professor, Department of Tourism and Hotel and Restaurant Business, University of Customs and Finance
3. Postgraduate, Department of International Economic Relations, Regional Studies and Tourism, University of Customs and Finance
4. Dr., Professor, Department of Economics, Collegium Mazovia Innovative University, Poland; Estonian Entrepreneurship University of Applied Sciences