THEORETICAL FOUNDATIONS FOR ASSESSING THE LEVEL OF SOCIO-ECONOMIC STRATIFICATION BY REGIONS. Labor economics and human capital, [S. l.], v. 5, n. 1, p. 104–109, 2026. DOI: 10.55439/lehc/vol5iss1/a246. Disponível em: https://laboreconomics.uz/index.php/lehc/article/view/276. Acesso em: 4 jun. 2026.