TY JOUR TI Solving demographic problems in the context of the federal structure of Russia KW state KW regional program to increase the birth rate KW subject of the Russian Federation KW total fertility rate KW federalism JO BULLETIN OF THE MOSCOW UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF RUSSIA AU Eriashvili, N.D. PY 2025 IS 0 PB Moscow University of the Ministry of Internal Affairs of Russia named after V.Ya. Kikot