[1] Chechen State Univ, Econ, Enterprises Dept, FSBEI HE, Grozny, Russia
[2] Kabardino Balkarian State Agr Univ, Dept Management, FSBEI HE, Kabardino Balkarskaya, Russia
[3] Kabardino Balkarian State Agr Univ, Dept Econ, FSBEI HE, Kabardino Balkarskaya, Russia
[4] RAS, FPFIS, Kabardino Balkarian Sci Ctr, Moscow, Russia