[1] Univ Econ Bratislava, Fac Int Relat, Dept Int Econ Relat & Econ Diplomacy, Dept Int Law, Dolnozernska Cesta 1, Bratislava 85235, Slovakia
[2] Natl Acad Publ Adm President Ukraine, Odessa Reg Inst Publ Adm, Dept Econ & Financial Policy, Genueska 22, UA-65009 Odessa, Ukraine