Askerov Н. С. ., Trofimenko О. Ю. ., & Shanygin С. И. . (2026). The North Caucasus and Caspian Regions: A Methodological Approach to Development Evaluation and Interregional Comparison. Economy of Regions, 22(1), 29–44. https://doi.org/10.17059/ekon.reg.2026-1-3