Kairatbek Shadiyev, Aigul Auelbekova, Nurlan Abdilda, Кasiya Кirdasinova, Asel Uskelenova, Dinara Mukhiyayeva,, Department of Management, L.N. Gumilyov Eurasian National University, 2, Ssatpayev str., 10000, Astana city, Kazakhstan