当边际成本小于平均成本时,产量的进一步增加将导致(    )｡

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='1780' and id < 114403 and id<>'114403' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='1780' and id > 114403 and id<>'114403' order by id asc limit 5