This contribution discusses, especially on the supply side, the reasons why the German money market is fairly underdeveloped compared with foreign money markets, insofar as the instruments employed are concerned. The market for instruments such as Certificates of Deposits (CDs), Commercial Papers (CPs), Repurchase Agreements, money market instruments of the Federal Government and Deutsche Bundesbank is rather small in volume or even non-existent by comparion. A wider range of short-term financing instruments and a greater market depth for trading and disposition would lead to an improved allocation of scarce financial resources on the money market. However, the minimum-reserve provisions, the socalled anchoring principle governing the marke...