V.V. Domozhir - Ph. D. (Econ.), Associate Professor, Kaluga branch of the Bauman MSTU. E-mail: domojir@adm.kaluga.ru S.N. Nikulina - Ph. D. (Eng.), Associate Professor, Kaluga branch of the Bauman MSTU. E-mail: voinsveta579@mail.ru N.A. Shakhmatova - Master, Kaluga branch of the Bauman MSTU. E-mail: nina.shahmatova@yandex.ru