发展经济适用住房是中央实现住宅业作为新的经济增长点而进行的战略决策，是城镇新的住房供应体系的重要组成部分。经过两年的实践，经济适用住房建设取得了较好的成效，同时也面临着与不同住房的规模比例关系；完善其建设、销售、管理的相关法规等亟待深入研究的问题。北京市 The development of affordable housing is the strategic decision taken by the central government to make housing industry a new economic growth point. It is an important part of the new housing supply system in urban areas. After two years of practice, affordable housing construction has achieved good results, but also face the scale of the relationship with different housing relations; improve its construction, sales, management and other relevant laws and regulations and other issues that urgently need further study. Beijing city