Analysing according to harm of sale behavior under cost price, subject of illegal sale behavior under cost price only is manager with market dominant position;

从低于成本价格销售行为的危害性来分析，法律禁止的低于成本价格销售行为主体只能是占市场支配地位的经营者；

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This software can make fast calculation on the saling situation about the market and show to the manager, so the manager could have a system view on the sale situation of the market.

本软件可以对所属市场的销售情况作出准确快捷的计算并显示给管理者，从而可以使管理者对市场的销售情况有一个系统且直观的认识。

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