Pollution is considered as a form of negative externality in economic growth.
摘要环境污染是经济增长过程中的“负产品”.
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There is no negative externality there: they've knowingly taken the risk.
这就不存在负外部性的问题,因为他们对风险是知情的.
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The problem of environmental pollution roots in the characteristic of public goods and negative externality.
环境污染问题根源于公共物品性和负外部性.
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However, the negative externality of the over urbanization can counteract the effect of the investment.
而且过度城市化的负面效应会抵消投资所带来的效应.
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