The popular sources of funds are discussed below in detail:A Sovereign Wealth Fund is a pool of funds owned and used by the central government for its own investment purposes. The money often comes from the government’s surplus reserves and can be used to benefit the country’s economy and its citizens. The popular sources of funds include money from state-owned natural resources such as oil and minerals, foreign currency operations, bank reserves that may accumulate from budgeting excesses, transfer payments, money from privatisation, and so on.