V.S. Gavrilov1, R.A. Kochkarov2, A.A. Kochkarov3, D.V. Serdechny4, S.A. Korchagin5

1–5 Financial University under the Government of the Russian Federation (Moscow, Russia)

1 232114@edu.fa.ru, 2 rkochkarov@fa.ru, 3 akochkarov@fa.ru, 4 dvserdechny@fa.ru, 5 sakorchagin@fa.ru