00577naa#a2200181#i#450# EN\\bibl\48238 20240426064340.5 2500-3372 20211230b2021####ek#y0engy0150####ca RU Regional Economic Growth and R&D Costs Journal article Kemerovo Kemerovo State University 2021 11 с. Journal article local Экономика. Экономические науки. 33 Klimova Julia Olegovna Alfer'ev Dmitriy Aleksandrovich vestnik-pses.kemsu.ru