00478naa#a2200157#i#450# EN\\bibl\97008 20250522205517.4 2221-3260 20250228b2025####ek#y0engy0150####ca RU Theoretical economy: continuing to develop our concept Journal article Yaroslavl Yaroslavl State Technical University 2025 6 с. Journal article local Gordeev Valery Alexandrovich ystu.editorum.ru