| With the deepening of China’s housing reform, the sound of the real estate marketestablishes gradually, and also the scale of investment and the construction of urban housingsystem continues to expand, Large quantities of low-income families’ housing conditions areimproved effectively. We can see the per capita housing increased from24.5m2of2002to32.9m2of2012. But at the same time, China’s housing market is facing some problems, forexample the imbalance of supply and demand in commercial housing market, ordinary peoplecan’t get beyond the gap between high house price and income; The shortage of resourcessuch as land, money in the process of Affordable housing construction and the imperfectmanagement mechanism of distribution, exit cause the problem of housing sustainabledevelopment. Housing security policy and the construction of affordable housing should be thepowerful lever balance supply and demand of housing market and the tools of meeting thehousing needs of low-income families in urban. However, the reality is the public constructionhas become a heavy burden of the government finance. Why housing market appeared twokinds paradox of market? Can the policy of effective interaction mechanism solve the housingsupply of affordable housing and commercial housing?Therefore, from the perspective of economic development and adjustment of the residentsof housing supply and demand, as well as a smooth development of commercial housingmarket, guarantee to promote the normal operation of national economic development engine,and to increase housing security policy coverage is let more ordinary income residents in citiesand towns to live in. Affordable housing and commercial housing in the housing market willneed in the role of a reasonable mechanism, reasonable conversion, benign circulation, willplay to the largest social utility. It is against this background, this paper first of all, this paper analyzes the development ofhousing market in China, and after the housing supply structure analysis of the presentproblems in the housing market, for the purpose of the next step research work points the way;Then use causal analysis diagram and system flow chart of system dynamics analysis ofhousing system, the interaction between commercial housing and affordable housing mainlyreflected in prices caused by filtering mechanism, input key competition and housing stock inthe filter. Finally on the basis of the research on the interaction between system theory will beaffordable housing and commercial housing market as the coupling between the two systemsto explore both and put forward relevant Suggestions on the coordinated development of bothrelations. |