The article explores how economic activity is distributed across different regions in Russia. It finds that economic concentration continues to increase, with the East and West regions showing different trends. The East relies on natural resources, while the West benefits from better infrastructure and larger markets. Factors like market size, density, and economic diversity play a significant role in productivity growth. Despite efforts to reduce regional disparities, economic activity is becoming more concentrated. The study suggests that in the future, we can expect to see even more economic concentration and regional disparities in Russia.