所谓货币市场基金,是由小额存款集合成大额存款的投资基金,主要投资于短期金融市场证券——货币市场证券。货币市场证券期限在一年以内,信用风险小,既具有很强的流动性,又具有较好的安全性和收益性。与金融市场上的其他金融投资工具相比,货币市场基金有着独特的优势:投资成本低;无限期延续,单价稳定;资金巨大,可享受优惠待遇,提高收益; The so-called money market fund is an investment fund that is composed of small deposits and deposits into large deposits, and mainly invests in short-term financial market securities, money market securities. Monetary market securities within a year, less credit risk, both with strong liquidity, but also has good security and profitability. Compared with other financial investment tools in financial markets, money market funds have unique advantages: low investment costs; indefinite extension, stable unit prices; huge funds, which can enjoy preferential treatment and increase profits;