问题：
What is The Monetary Policy Instruments of the Cen
答案：
In order to hit the monetary policy targets, a central bank should have sufficient and sound monetary policy instruments. In the process of long time development, a set of systematic monetary policy instruments has been developed, included are general policy tools, selective tools, direct credit-control tools and indirect credit-control tools. Thus, a central bank has a set of tools that together enable it to influence the size of the money supply in order to attain its broader economic objectives.