中文摘要：

目标价格对现有价格支持政策的替代是未来粮食价格政策的必然选择。与已有研究不同,该研究区分了原粮与成品粮市场,在从理论角度考察价格政策调整前后各主体福利变动的基础上,从试点地区政策效果发挥的实际情况出发对理论判断做出验证,并为粮食价格政策的平稳过渡提出方向性建议。研究得出：价格支持政策向目标价格的转移中,粮食加工企业和政府的福利增加,粮农的福利减少。政府作为福利的再分配者,若用自身增加的部分福利补贴粮农,能够实现原粮市场各主体的帕累托改进。

英文摘要：

The grain target price is the inevitable choice of the future price support policies.This paper theoretically analyzes and compares the main-body benefits of the market under the different price policies,which puts forward directional suggestions for the grain price policies＇ smooth transition.The findings show that the welfare of food processing enterprises and the government increase while the welfare of grain-farmers decrease.However,as the practitioner of redistribution of welfare,the government could use their own welfare subsidy to help grain-farmers to realize the pareto improvement for everybody in the grain market.