At first, the relative price theory is summarized, such as Equilibrium Theory of Supply and Demand, the Price Methods for commodity buildings, the General Price Strategy for real estate, special price system and the Theory of Modem Marketing. 首先对有关定价理论进行了综述,包括供需均衡理论、商品房的定价方法、房地产定价的整体策略、独特定价体系和现代营销理论;
Elasticity, also called relative derivation, is extensively applied in the activity of commodity economy, such as adjusting the demand with price. 弹性又称为相对导数,它在商品经济活动中有着广泛的应用,诸如用价格调节需求等。
The principle of demanding elasticity reflects the regularity of the relative relationship between the volume of commodity and the price. 需求弹性原理反映了商品量与价格相对关系变化的规律性。