Study Of Guangzhou Sandwich Class’ Housing Demand Based On The Hedonic Modle

Since the implementation of the commodification of housing in1988, China’s real estate market presents the trend of rapid growth, commercial housing sales price showing a continuing rise in the volatility characteristics of the real estate industry has become a pillar industry of national economy and an important economic growth point. Made significant achievements in the housing reform, are facing a new problem, in imperfect urban housing security system, resulting in a blank field of the "sandwich class", both out of the housing security conditions and are unable to purchase affordable room within the "sandwich class", as well as beyond the affordable housing security conditions and are unable to purchase of real estate outside the "sandwich class". This convergence of improper special groups due to the housing security system number is gradually rising, the housing situation can not be ignored, especially in large cities, the housing problem of the "sandwich class" groups become more urgent. However, our study of the "sandwich class" housing problem is still very weak, remain in the phase of theoretical research literature is less a lack of empirical research, not enough to deal with at this stage, the "sandwich class" housing problem.In this context, this article by reference to at home and abroad, using the model of the hedonic price method, the "sandwich class" real housing needs of decomposition as the key feature of housing demand, in order to accurately assess the more fundamental level." sandwich class "real housing needs. Through the sample points of the Tianhe District, Guangzhou residential data collection and questionnaire results of the assignment computing to construct hedonic price model, in order to more accurately estimate the "sandwich class" expected purchase price and the actual market price of a direct difference to science provide the basis for the development of the "sandwich class" housing security system.This article is divided into six parts, the first through domestic and foreign literature to understand the experience of developed countries and regions in the housing problems of low-and middle-income groups to solve the "sandwich class", some of the theoretical research and practical results of China’s housing security carding, draw the breakthrough point and foothold in this paper;Second, the "sandwich class" and the related concepts of the theory of hedonic price method;Third, the "sandwich class" who, Tianhe District, Guangzhou City housing needs questionnaire to obtain data as a benchmark, the use of three key feature of housing prices (regional conditions, building structure, neighborhood environment) to come to the housing hedonic price function P=semi-logarithmic function,calculated combination of housing prices may be the shadow price of the key features of the housing is made, and come to Guangzhou City housing unit price economics to explain the key feature of housing impact;Fourth, the questionnaire-based statistics, the use of "sandwich class" real housing needs of the performance of the distribution of derived key feature of the housing needs of combination to come to Guangzhou City, the "sandwich class" expects residential math assignment, the expected value calculation method average price;Fifth, according to the results of empirical research, from the supply of housing security system and management mechanism, affordable housing availability to mobilize and construction, housing, protection of the financial system, these four aspects of the follow-up to the affordable housing management system perfect "sandwich class" the relevant recommendations of the housing security system.