As an important economiclever, tax revenue has functions of promoting productivity anel adjusting resource allocation.
税收作为重要的经济杠杆，其具有促进生产，调节资源配制的功能逐渐显现出来。
2
Through the economiclever, land is promoted to flow, and an effective land supply mechanism can be formed, which takes market as a leading factor and based on land storage system.
通过经济杠杆促进土地流动，形成以市场为主导的、以土地储备制度为基础的有效的土地供给机制。
3
In this paper, we analysis the current situation of land use in Shijiazhuang proper, and suggest using politics, Law and economiclever, using extension and intension increasing land use.