The article provides a comparative analysis of the financial sector of Russia and other countries in the structure of the global economy; international comparisons are made over 30 years in terms of financial depth, including monetization, “saturation” with loans and securities, inflation, and interest rate. The inadequacy of the size of the financial sector to the size of the Russian economy is shown, the extremely high volatility of financial variables is analyzed (using the example of the exchange rate and changes in the institutional network (banks and non-bank financial institutions)). The model of the financial sector is revealed (excessive role of the state, overconcentration in the markets and among financial institutions, oligopoli...