Vladimir S. Bochko — Dr. Sci. (Econ.), Professor, Deputy Director, Institute of Economics of the Ural Branch of the Russian Academy of Sciences (Ekaterinburg, Russian Federation; e-mail: vbochko@mail.ru).
Alexander Al. Nekrasov – Intern researcher, Institute of Economics of the Ural Branch of the Russian Academy of Sciences (Ekaterinburg, Russian Federation;e-mail: nekrasov.ekb@gmail.com).