1) strong DEA-efficiency
强DEA有效
1.
A New Linear Equivalent Form of C~2R-model and Strong DEA-efficiency;
C~2R模型的一种新的线性等价形式与强DEA有效
2.
For strong DEA-efficiency(C2R or C2GS2),in this paper there are its necessary conditions,some methods to judge it and some equivalent propositions.
给出了有关强DEA有效(C2R或C2GS2)的一些必要条件,判断方法及等价的命题,特别是给出了其存在性定理、及有关强DEA有效与扩展DEA有效等价的定理。
2) DEA efficiency
DEA有效
1.
The equivalence between Russell input technical efficiency and DEA efficiency is proved in this paper.
证明了决策单元的Russell技术有效与DEA有效的等价性,给出了判断决策单元为Russell技术有效的新的更容易的方法,解决了Russell技术有效度量计算复杂的问题。
2.
The DEA efficiency, scale benefits, input redundancy and output lack are analyzed.
对各决策单元进行了DEA有效性和规模收益分析,并对决策单元的投入冗余率和产出不足率进行了研究。
3.
Through the DEA efficiency analysis and scale efficiency analysis, we measured the listed companies efficiency effectively.
应用DEA模型(C2R)对青岛地区的上市公司业绩进行了实证研究,通过DEA有效分析和规模收益分析,对上市公司的业绩进行了效率衡量,为投资者理性投资提供了参考依据,也为上市公司提高效率提供了数据借鉴。
3) DEA efficiency
DEA有效性
1.
New Model for Justifying DEA Efficiency of Decision-Making Units;
判断决策单元DEA有效性的一种新方法
2.
According to the analysis of DEA efficiency and scale benefits of each DMU, the situation of production of each year is evaluated, to further evaluate the management efficiency of Yangzhou Port.
通过扬州港各决策单元的DEA有效性和规模收益分析,对其各年份的生产情况进行评价,从而衡量扬州港的生产经营效率状况,有利于港口企业在发展中准确定位,也为港口的投资建设提供决策指导。
4) DEA efficient
DEA有效
1.
Some qualities of the DMU which is a level DEA efficient have been presented as well.
本文推广了DEA有效性的概念，给出了模糊DEA有效性和α水平DEA有效性的定义，还讨论了有关α水平DEA有效性的一些性质。
2.
For a non DEA efficient (C2R or C2GS2) Decision Making Unit (DMU), this paper gives a method, which is to increase its outputs by same suitable tiines with its unchanged inputs, and by which this DMU is rendered DEA efficient when original DEA efficient DMUs are DEA efficient yet.
对非DEA有效(C~2R或C~2GS~2)的决策单元,本文给出一种方法,在诸输入不变的情况下,诸输出乘以同一的、适当的倍数使其变为DEA有效,且原来DEA有效的决策单元仍为DEA有效。
5) lattice/DEA efficiency
格/DEA有效
6) Weak DEA Efficiency
弱DEA有效
1.
This article indicates that the new method in references [1] and [2] can not completely discriminate the DEA efficiency and weak DEA efficiency of DMUs,furthermore,the optimal solution of DEA models used in the new method might not exist,which demonstrates the limitation of the application of the new method.
主要指出文献[1],[2]中所用的"新方法"不能完全区分决策单元的DEA有效性和弱DEA有效性。
2.
On the basis of the theory of partially ordered sets, some characteristic properties of weak DEA efficiency on four DEA models are given in this paper.
弱DEA有效单元与偏序集的极大元之间关系密切,从偏序集理论出发刻画了四种典型DEA模型所描述的弱DEA有效性的本质特征,揭示了可能集结构变化对弱DEA有效性的影响,并对弱DEA有效性的含义给出了新的解释。
补充资料：半强式有效市场
半强式有效市场——
所有公开的可用信息假定都被反映在证券价格中，不仅包括证券价格序列信息，还包括公司财务报告信息，经济状况的通告资料和其他公开可用的有关公司价值得信息，公布的宏观经济形势和政策方面的信息。这样的市场称为半强式有效市场。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条