近日,国家发改委有关人士在谈及煤炭供需情况时表示,对易于形成自然垄断或行政垄断的部门,完全放开价格的方法并不适宜,只有通过政府的干预才能实现社会福利最大化。就2006年煤炭供需情况,该人士表示,由于2005年投产新增能力至少在6000万t以上,新建和改扩建煤炭项目增多,因此20 Recently, when discussing the supply and demand of coal, officials from NDRC indicated that it is not appropriate for the departments that are prone to form natural monopolies or administrative monopolies to completely liberalize prices. Only through government intervention can social welfare be maximized. With regard to the supply and demand of coal in 2006, the source said that since the newly increased capacity for putting into operation in 2005 will be at least 60 million tons and the number of new and renovated coal projects will increase, 20