The financial sector refers to the part of the economy that deals with the management, creation and control of money and other assets. This includes banks, investment firms, insurance companies, hedge funds, pension funds, and other institutions involved in managing or providing access to capital for businesses and individuals. The financial sector plays a crucial role in the economy by facilitating transactions, allocating capital, and managing risk. It is also an important driver of economic growth as it provides the credit needed for businesses and consumers to make investments and purchase goods and services.