How many banks are needed for the banking system of the Russian Federation?

In the Russian Federation, there has been a tendency to reduce the number of credit institutions and their branches. The actual problem is the determination of the optimal number of banks for the banking system of the Russian Federation. To do this, an analysis of the transformation of the structure of the banking system of the Russian Federation over the past 5 years, an analysis of foreign experience on the example of the United States, Germany and the United Kingdom, an assessment of the availability of banks and the identification of the main problems of the structure of the banking system of the Russian Federation.