Comprehensive analysis of the effectiveness of social security regional financial models in Russia based on the DEA method

The problems of financial regulation of poverty and income inequality in Russia are widely discussed in the scientific literature. One of the important aspects in this area is efficiency assessment, which should be the basis for developing solutions that contribute to the growth of the Russian population welfare. This article develops a comprehensive methodology for assessing the effectiveness of the system of state financial regulation of poverty and income inequality In Russian regions on the basis of the Data Envelopment Analysis (DEA) method and regression analysis. The information base contains the indicators of socioeconomic development of Russian regions for the period from 2017 to 2021. The analysis algorithm of the technical efficiency of budget expenditures on social policy has been developed and tested. The research novelty is the application of the DEA method taking into account the theory of regulation of income inequality by F. Bourguignon. The paper provides a comprehensive assessment of the regions’ efficiency and identifies the determinants of the efficiency indicators: the size of the regional economy and the level of income per capita; the share of poor citizens in the region; indicators of regional demographic development (fertility, mortality), etc.