从居民家庭可支配收入入手,运用收入分布函数拟合方法,建立收入与居民人数比例的对应关系,计算出保障性住房体制外需要通过购买商品房满足住房需求的居民人数,通过改良传统的房价收入比公式,提出新的房价收入配比公式,计算居民可承受商品房价格区间。 Starting from the disposable income of the household, we use the income distribution function fitting method to establish the corresponding relationship between the income and the number of residents, and calculate the number of residents who need to meet the housing needs through the purchase of commercial housing outside the guaranteed housing system. By improving the traditional housing price income Than the formula, put forward a new housing price income ratio formula, calculate the price of residential affordable housing range.