这也是正外部性的一个例子。
直接产出中的后两类和间接产出都属于地铁项目的正外部性。
So the later two kinds of direct outputs and the indirect profits are the positive externalities of metro projects.
综合性大型体育赛事场馆设施的建设与使用具有较大的正外部性。
The construction and utilization of the stadium and gymnasium facilities of games have greater positive externality.
人力资本对经济增长的促进作用归因于其边际收益递增的正外部性。
The Function of Human capital to economic growth is attributed to its marginal income increasing by degrees.
信用网络产生了正外部性和负外部性，分别导致了交易成本的减少和增加。
The credit network produces both positive and negative externalities, which contribute the decrease and increase of transaction cost respectively.
由于反倾销具有正外部性，中国很多企业“搭便车”，造成反倾销的负数和博弈。
The positive externality of antidumping and "free ride" of enterprise lead to the negative-sum game.
按照公共经济学的经济外部性理论，网络媒体的外部性问题分为正外部性和负外部性两个方面。
According to the economic externality theory in public economy, the economic externality in network media falls into two sides: positive externality and negative externality.
在信息市场中，既存在具有负外部性的信息产品和服务生产过剩，也存在具有正外部性的信息产品和服务生产不足。
In information market, there are both information product and service surplus with negative externalities and information product and service lack with positive externalities.
密云集水区公益林市场失灵的主要原因是其正的外部性不能得到体现。
The main reason of market failure of the NCF in Miyun watershed is that its external economies couldn't be realized.
该文认为商品林生产具有正的外部性，市场失灵使生产者将不能提供社会真正所需要的商品林数量。
It holds that the production of commercial forest has positive externalities and its producers can't provide enough commercial forest truly required by the society under market failure.
该文认为商品林生产具有正的外部性，市场失灵使生产者将不能提供社会真正所需要的商品林数量。
It holds that the production of commercial forest has positive externalities and its producers can't provide enough commercial forest truly required by the society under market failure.
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