O. S. Elkina
North-Western Institute of Management — branch of the Russian Academy of National Economy and Public Administration under the President of the Russian Federation; St. Petersburg University of Management Technologies and Economics
Russian Federation

Olga S. Elkina, D.Sc. in Economics, Associate Professor,
Professor at the Department of Security; Professor at the Department of Management of Socio-Economic Systems

57/43 Sredniy Ave, V. I., St. Petersburg 199178

44A Lermontovskiy Ave., St. Petersburg 190020

S. E. Elkin
North-Western Institute of Management — branch of the Russian Academy of National Economy and Public Administration under the President of the Russian Federation
Russian Federation

Stanislav E. Elkin, PhD in Economics, Associate Professor, Associate Professor at the Department of Security

57/43 Sredniy Ave, V. I., St. Petersburg 199178