00648naa#a2200169#i#450# EN\\bibl\116673 20260314172428.6 2221-3260 20260131b2026####ek#y0engy0150####ca RU Research on the relationship between labor productivity growth and changes in the age distribution of the population in the post-industrial world: trends and forecast Journal article Yaroslavl Yaroslavl State Technical University 2026 13 с. Journal article local Churilova Irina Gennad'evna Matrizaev Bahadyr Dzhumaniyazovich theoreticaleconomy.ru