设立“北京绿卡”的目的,在于控制人口总量,理由是城市的承载能力有限。目前,披露的控制目标为2010年将常住人口控制在1600万。既然人口必须控制在一定基数内而非来者不拒,就必须对拟定常住于北京的人口进行筛选淘汰,于是有了这场风波。8月21日,记者获悉,凡是收入不满1600元,没 The purpose of establishing “Beijing Green Card” is to control the total population on the ground that the carrying capacity of cities is limited. At present, the control target of disclosure is to control the resident population at 16 million by 2010. Since the population must be controlled within a certain base but not from others, it is necessary to screen and eliminate the population living in Beijing. As a result, this turmoil has taken hold. August 21, the reporter was informed that any income less than 1,600 yuan, no