00469naa#a2200157#i#450# EN\\bibl\132680 20260818181539.2 2221-3260 20260630b2026####ek#y0engy0150####ca RU Theoretical economy: onward and upward again Journal article Yaroslavl Yaroslavl State Technical University 2026 8 с. Journal article local Gordeev Valery Alexandrovich ystu.editorum.ru