The National Housing Prosperity Index is the abbreviation of the National Real Estate Development Prosperity Index, which consists of six sub-indices: real estate development investment, sources of funds this year, land development area, housing construction area, vacant commercial housing area and average selling price of commercial housing. According to the data of Statistical Express of Real Estate Development, after determining the base period, six classification indexes are calculated respectively, and then the overseas housing boom index is weighted, which objectively reflects the comprehensive development level of real estate development in China. The national housing boom index takes 100 as the critical value, the index value above 100 as the boom space, and the index value below 100 as the recession space. Calculated by the National Bureau of Statistics on a monthly basis and announced to the public. "National Housing Prosperity Index" is a comprehensive index reflecting the changing trend and degree of the real estate market prosperity. Its data comes from the comprehensive survey of the real estate statistical agencies of the National Bureau of Statistics, which can be updated every month to ensure the release of the "National Housing Prosperity Index" every month. At the same time, the "National Housing Prosperity Index" is compiled by the government statistics department, which is a government act to exercise the statistical supervision function on behalf of the country. Therefore, it has the characteristics of timeliness, comprehensiveness and authority. The compilation method of "National Housing Prosperity Index" is based on the theory of economic cycle fluctuation and the principle of prosperity index, and adopts the calculation method of comprehensive index. Starting from the three basic conditions that the real estate industry must have at the same time: land, capital and market demand, this paper selects eight representative statistical indicators such as real estate development investment, capital source, land transfer income, land development area, newly started area, completed area, vacant area and commercial housing sales price to calculate the classification index, and then uses 65438+. The calculation of "national housing prosperity index" is divided into eight parts: first, determine the index system; Second, establish the original index database; Third, eliminate the influence of dimensions; Fourth, determine the weight; Fifth, determine the comparative base period; Sixth, eliminate the influence of season and price; Seventh, establish a mathematical model to calculate the classification index and the "national housing prosperity index"; Eighth, the calculation results of "National Housing Prosperity Index" are analyzed. The analysis report can fully reflect the prosperity of the national real estate industry, and the government can formulate various policies for real estate reform and development and introduce effective measures to regulate the healthy development of real estate. Investors can accept the correct guidance of information, weigh the advantages and disadvantages of investment, and dominate their own investment behavior, thus playing an information-oriented role in the healthy development of the real estate industry.