日前,建设部等七部委联合下发了《关子整顿和规范房地产市场秩序》的通知。其中规定,推行按套或套内建筑面积销售商品房的计价方式,合同未作约定的,面积误差比绝对值超出3%时,买受人有权退房。.(据《北京晨报)))七部委联合推行按套卖房 Recently, the Ministry of Construction and other seven ministries and commissions jointly issued a circular on “rectifying and standardizing the real estate market order.” Which stipulates that the implementation of sets or sets of building area sales of commercial housing pricing method, the contract did not make the agreement, the area error than the absolute value of more than 3%, the buyer has the right to check-out. (According to the Beijing Morning Post) Seven ministries and commissions jointly implemented the sale according to sets