Funds are money used by different entities to fulfill their financial requirements. These funds can be borrowed from banks or non-banking financial institutions, and used by individuals, businesses, and governments to set aside money. It can also be used with the goal of earning money. Some common types of funds include pension funds, insurance funds, foundations, and endowments, with their sources coming from credit, venture capital, donations, grants, savings, subsidies, and taxes. In the realm of investments, some types of funds include mutual funds, money-market funds, exchange-traded funds, hedge funds, and government bond funds.