n. 1.外表，外貌，外部事物。 2.【哲学】客观存在性，外在性，客观性。 3.形式主义，讲究外表。
the quality or state of being outside or directed toward or relating to the outside or exterior; "the outwardness of the world" 同义词：outwardness,
In economics, an externality, or transaction spillover, is a cost or benefit that is not transmitted through pricesExternality vs Public Goods Hanming Fang, Duke University in that it is incurred by a party who was not involved as either a buyer or seller of the goods or services causing the cost or benefit. The cost of an externality is a negative externality, or external cost, while the benefit of an externality is a positive externality, or external benefit.
例句与用法
1.
He accepts the need for government intervention to deal with externality . 他承认需要政府的干涉，以处理外部因素。
2.
The third involves the undesirable externalities that may accompany productivity increases . 第三是伴随生产率提高而产生的不良的外部影响问题。
3.
The difficulty stems from the fact that while an externality may be seen as a cost to one group . 困难常常来自这样的事实，即一种外在因素对一部分人可视为成本。
4.
Internalization may also come about spontaneously by the merger of two units inflicting large externalities upon one another . 当两个有着巨大的相互冲突的外差因素的单位合并时，内部化也可能自发地产生。
5.
Analyzing the network externality and correlative concepts 气虚及其相关概念辨析
6.
Rural land system , externality and rural population growth 外部性与农村人口增长
7.
Externality and formative causation of industrial group 外部性与企业集团形成动因
8.
On the connotation and meaning of externality theory 论外部性理论的内涵及意义
9.
Analysis on eco - industrial park by using externality theory 当代发展研究理论的演变
10.
Reflections on externalities of green agriculture 绿色农业的外部性分析与思考
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