为改善民生,应对当前低收入家庭住房困难的局面,我国明确了以提供经济适用房和廉租房为主的社会保障性住房的供应体系。本文使用供需模型,对现有三种社会保障性住房供给方式的市场效应进行理论分析,并结合我国现实提出在供给环节需要考虑的问题和解决的思路。 In order to improve the livelihood of the people and cope with the housing difficulties of low-income families at present, China has clearly defined the supply system of social security housing that mainly provides affordable housing and low-rent housing. In this paper, using the model of supply and demand, the paper analyzes the market effect of the existing three kinds of social security housing supply modes and puts forward the problems to be considered in the supply chain and the solutions based on China’s reality.