subadditivity [,sʌb,ædi'tiviti]

subadditivity的基本解释

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子[次]可加性

与subadditivity相关的网络例句 [注：此内容来源于网络，仅供参考]

So people want to prove which asset classes are likely to satisfy the subadditivity.

因此人们想证明在什么样的情况下VaR满足次可加性。

Moreover, the increasing returns to scale and subadditivity of cost that characterize natural monopoly will be easily destroyed.

这便违背自然垄断产业多元化改革实现厂商效率和社会福利水平增进的初衷。

Subadditivity is a basic property for a risk measure, because it ensures the diversificationprinciple of portfolio theory and it is a basic condition for the problem of portfolio decision-making.

而次可加性是任何一个风险度量必须满足的重要性质，它刻画了现代投资组合理论中的风险分散化原则，是资产组合决策问题的一个基本条件。

Since VaR method is absent of general subadditivity and description to tail information, a new risk measure framework is proposed in recent years, it is coherent risk measure.

由于VaR不具有普遍的次可加性和缺乏对尾部信息的描述，近几年来，学术界提出了新的风险度量框架——一致性风险度量，并在这种框架下，发展了多种风险度量技术，谱风险测度便是其中之一。

Economic GRC is mainly to prevent from repeating construction and over competition, that is to make the social production cost smallest through restricting the competitors' entry and protect the monopoly market structure. This is because the natural monopoly industry has the characteristics of subadditivity.

政府的经济规制主要是对自然垄断产业的价格规制，也就是根据自然垄断成本次可加的特性，通过限制竞争者的进入维护产业的垄断结构，避免重复建设和过度竞争，使社会生产的成本尽量达到最低。

与subadditivity相关的网络解释 [注：此内容来源于网络，仅供参考]

subadditivity：次可加性

1根据最新的研究,自然垄断的特点在于代表性厂商的成本函数的次可加性(Subadditivity),即如果由一个厂商生产整个行业的成本比由两个或两个以上的厂商生产这个产出的总成本低,则这个行业就是自然垄断行业.虽然用次可加性定义自然垄断是80年代才出现的,

subadditivity：次加性

这里,采用鲍莫尔的成本次加性(Subadditivity)定义"自然垄断"(Baumol,Panzar,andWillig,1982). "成本次加性"是指这样一种情况:对某个既定产量,由一家企业进行生产的成本要小于由两家或两家以上的企业进行生产的成本. 如果成本次加性成立,

subadditivity：劣可加性

能够反映管制实践的理论模型必须反映一个企业生产多种产品的情况,从而较近的研究把自然垄断行业的定义建立在成本劣可加性(Subadditivity)而不是规模经济的基础上.

countable subadditivity：可数次可加性

countable set 可数集 | countable subadditivity 可数次可加性 | countable superadditivity 可数超加性

countable subadditivity：可列(数)劣加性

可列(数)集 countable set | 可列(数)劣加性 countable subadditivity | 可(数)列加性的 countably additive