Abstract
Land market and real estate market, housing price and land demand are closely related to each other. The price elasticity of land supply, floor area ratio and fee rate are the important variables that influence the land market and real estate market. By employing the model analysis of four-quadrant for markets interaction, this paper focuses on the interactive relationship between land market and real estate market, conducts an empirical test on the interaction between housing price and land supply, based on which reaches some conclusions on regulation policies of real estate market.