EDAMBA 2017 conference proceedings : knowledge and skills for sustainable development: the role of economics, business, management and related disciplines : [20th] international scientific conference for doctoral students and post-doctoral scholars : University of Economics in Bratislava, Slovak Republic, 4 - 6 april 2017 - Wallner, Jozef; Adamcová, Silvia, 1984-; Árendáš, Peter, 1986- (Publishing House EKONÓM, 2017)