V. I. Belov
Russian Presidential Academy of National Economy and Public Administration (North-West Institute of Management of RANEPA); Pushkin Leningrad State University
Russian Federation

Valery I. Belov, Associate Professor of the Chair of Economics of the North-West Institute of Management of RANEPA, Associate Professor of the Chair of Economy and management of Pushkin Leningrad State University, PhD in Economics

Saint-Petersburg

T. V. Stepanova
Peter the Great St. Petersburg Polytechnic University
Russian Federation

Tatyana V. Stepanova, Associate Professor of the Higher School of Service and Trade of the Institute of Industrial Management, Economics and Trade of Peter the Great St. Petersburg Polytechnic University

Saint-Petersburg