For citations:
Ildarhanova Ch.I., Ershova G.N., Ershova Yu.N., Ibragimova A.A. Economic factors of increasing fertility in the Volga Federal District: a retrospective analysis (2000–2020). MIR (Modernization. Innovation. Research). 2022;13(2):288-303. (In Russ.) https://doi.org/10.18184/2079-4665.2022.13.2.288-303