What is not a role of financial institutions?

Any role which can not serve a high level of economic activity and liquidity to the economy.

Explanation:

The financial institution includes interment banks, retail and commercial banks, savings and loan associations, central banks, investment companies, mortgage companies, credit unions and brokerage firms. It is an establishment for financial transactions like loans, deposits, investments etc. Financial institutions are necessary for the prosperous of the country. Financial intermediates serve an important role in the country's economy. These institutions facilitate people to borrow money and lend getting in touch. For this activity, the financial institution collects a small fee.