现有两个开发方案 ,这两个方案的地域相同 ,也就意味着政府收费标准相同 ,且设计标准也相同 ,都属于普通住宅。方案一产出的商品房是面向社会零售 ,计划销售期为四年。方案二产出的商品房是定向销售 ,买方按工程进度付款 ,计划当年开工当年配户。具体如下 :在进行选择之前 ,我 Two existing development programs, the same geographical area of ​​the two programs, which means that the government charges the same standards and design are the same, are ordinary residential. The first commercial housing output is social retail, the planned sales period of four years. Option 2 output of commercial housing is targeted sales, the buyer according to the progress of the project payment, plans to start the current year allocated households. As follows: Before making a choice, I