假冒伪劣商品与“劣货驱逐良货”现象

Counterfeit and the Phenomenon of "Interior Goods expel Qualified Goods"

本文讨论了假冒伪劣商品对市场经济的危害,运用适当的数学模型,证明了在缺乏有效市场法规的情况下,劣质商品对优质商品的假冒,会造成“劣货驱逐良货”现象,导致商品的平均质量下降,市场萎缩。

In this paper, the harmfulness of counterfeit on market economy is discussed. By using suitable model, it is proved that, without a set of effective regulations to defend market, counterfeit will create the phenomenon of 'inferior goods expel qualified goods', resulting in the deterioration of the average quality of commodities and the shriveling of the market.