摘要翻译:
获得生产系统的最优规模是各种组织管理议程上经常出现的优先问题。确定最大生产规模(MPSS)不仅可以让决策者知道自己的系统所能达到的最佳规模,而且可以告诉决策者如何将效率低下的系统转移到MPSS区域。本文研究了由多个子系统并联构成的生产系统的MPSS概念。首先,我们提出了一个关系模型,其中整个系统和内部子系统的MPSS被度量在一个单一的DEA实现中。然后证明了系统的MPSS可以分解为各个子系统的MPSS的加权和。主要结果是系统是总体的MPSS,当且仅当每个子系统都是MPSS。MPSS分解使决策者能够针对非MPSS子系统提出必要的改进建议。以中国五年规划共享投入为例,验证了该模型在并行网络DEA中对MPSS的估计和分解的适用性。工业和农业部门被选为两个并行的子系统。人们注意到了有趣的发现。在使用相同数量的资源时,工业部门的经济规模要好于农业部门。此外,最后两个财政年度,第11和第12个财政年度,是其他财政年度中最完美的两个财政年度。
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英文标题:
《Estimating and decomposing most productive scale size in parallel DEA
networks with shared inputs: A case of China's Five-Year Plans》
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作者:
Saeed Assani, Jianlin Jiang, Ahmad Assani, Feng Yang
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最新提交年份:
2019
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分类信息:
一级分类:Economics 经济学
二级分类:General Economics 一般经济学
分类描述:General methodological, applied, and empirical contributions to economics.
对经济学的一般方法、应用和经验贡献。
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一级分类:Quantitative Finance 数量金融学
二级分类:Economics 经济学
分类描述:q-fin.EC is an alias for econ.GN. Economics, including micro and macro economics, international economics, theory of the firm, labor economics, and other economic topics outside finance
q-fin.ec是econ.gn的别名。经济学,包括微观和宏观经济学、国际经济学、企业理论、劳动经济学和其他金融以外的经济专题
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英文摘要:
Attaining the optimal scale size of production systems is an issue frequently found in the priority questions on management agendas of various types of organizations. Determining the most productive scale size (MPSS) allows the decision makers not only to know the best scale size that their systems can achieve but also to tell the decision makers how to move the inefficient systems onto the MPSS region. This paper investigates the MPSS concept for production systems consisting of multiple subsystems connected in parallel. First, we propose a relational model where the MPSS of the whole system and the internal subsystems are measured in a single DEA implementation. Then, it is proved that the MPSS of the system can be decomposed as the weighted sum of the MPSS of the individual subsystems. The main result is that the system is overall MPSS if and only if it is MPSS in each subsystem. MPSS decomposition allows the decision makers to target the non-MPSS subsystems so that the necessary improvements can be readily suggested. An application of China's Five-Year Plans (FYPs) with shared inputs is used to show the applicability of the proposed model for estimating and decomposing MPSS in parallel network DEA. Industry and Agriculture sectors are selected as two parallel subsystems in the FYPs. Interesting findings have been noticed. Using the same amount of resources, the Industry sector had a better economic scale than the Agriculture sector. Furthermore, the last two FYPs, 11th and 12th, were the perfect two FYPs among the others.
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PDF链接:
https://arxiv.org/pdf/1910.03421