S. E. Barykin
Peter the Great St. Petersburg Polytechnic University
Russian Federation

Sergey E. Barykin, Doctor of Economic Sciences, Professor, Professor at the Higher School

Higher School of Service and Trade

195251; Politekhnicheskaya st., 29, building B; external ter. city municipal district Akademicheskoe; St. Petersburg

N. S. Alekseeva
Peter the Great St. Petersburg Polytechnic University
Russian Federation

Natalia S. Alekseeva, Candidate of Economic Sciences, Associate Professor, Associate Professor at the Higher School

Higher School of Industrial Management

195251; Politekhnicheskaya st., 29, building B; external ter. city municipal district Akademicheskoe; St. Petersburg