Kozlova О.А. , Provorova А.А. and Gubina О.В. 2023. Assessment of the Demographic Reserve to Extend the Economic Activity of the Older Population in the Northern Region. Economy of Regions. 19, 3 (Sep. 2023), 729–740. DOI:https://doi.org/10.17059/ekon.reg.2023-3-9.