Correlation and regression analysis of the impact of business development on the gross regional product

Abstract

 The article is devoted to a quantitative assessment of the relationship between key indicators of entrepreneurial activity and the dynamics of the gross regional product (GRP) of the Tambov region. Based on the data for 2018-2025, a matrix of paired correlations of seven business indicators with GRP was calculated, paired and multiple linear regression models were built. A quantitative interpretation of the coefficients is given, regional specifics are discussed, and recommendations for a regional economic policy to support entrepreneurship are formulated.