Abstract: Abstract:This paper discussed the coordinated relationship between the real estate and the national economy in a country or region in the views of theoretical analysis and empirical evidences. The results showed that real estate owned the periodical feature and there were bilateral relationship between real estate and national economy. After real estate entered into advanced period, the ratio of real estate added value to GDP may vibrate in a certain range, while the over-heating development of real estate would cause serious impact on the national economy. Compared to the international experience of real estate, real estate in China was still in the process of primary period and had the features of low level of total development and over-heated level of regional development. The macro control on real estate would induce and guarantee the promotion of real estate from primary period to advanced period successfully .