00631naa#a2200193#i#450# EN\INFRA-M\bibl\20159 20241107211043.4 2587-9111 20180305b2018####ek#y0engy0150####ca RUS RU The Problem of Productivity Factors in the Economy of Modern Russia Journal article Moscow INFRA-M Academic Publishing LLC. 2018 6 с. Journal article local Экономика. Экономические науки. 33 RUS Basovskaya Elena Nikolaevna Basovskiy Leonid Efimovich naukaru.ru