Results 21 to 30 of about 148,147 (303)

Performance Analysis and Calculation of Marginal Rates in the Presence of Undesirable Input-output Factors and Non-Discretionary Indexes [PDF]

open access: yesمدیریت صنعتی, 2022
Objective: In many production processes, the efficiency of decision-making units should be investigated in the presence of undesirable inputs and outputs and non-discretionary factors. It is also important for managers to examine the impact of changes on
Morassa Mahboubi   +3 more
doaj   +1 more source

The good, the bad and the technology:endogeneity in environmental production models [PDF]

open access: yes, 2016
In this paper we consider an environmental production process in which firms intend to produce outputs (which we label as desirable/good) but the production process is such that it automatically produces some other unintentional but inevitable ...
Kumbhakar, Subal C.   +1 more
core   +1 more source

Overall Efficiency of Four-Stage Structure with Undesirable Outputs: A New SBM Network DEA Model

open access: yesComplexity, 2022
Benchmarking is the major reason for the widespread use of DEA models for efficiency analysis. Determining the closest targets for DMUs, DEA models play a key role in benchmarking their best performance.
Nasim Roudabr   +3 more
doaj   +1 more source

Incorporating Undesirable Outputs into Malmquist TFP Index: Environmental Performance Growth of Chinese Coal-Fired Power Plants [PDF]

open access: yes, 2007
In this article we examine the effects of undesirable outputs on the Malmquist TFP indices. Our empirical work uses an unbalanced panel which covers 796 utility and non-utility coal-fired power plants in China during 1996-2002.
Pollitt, Michael G., Yang, Hongliang
core   +2 more sources

DEA-based Competition Strategy in the Presence of Undesirable Products : an Application to Paper Mills

open access: yesOperations Research and Decisions, 2021
In real applications of data envelopment analysis (DEA), there are cases in which undesirable outputs are produced along with desirable outputs in such a way that the total sum of the produced undesirable outputs over the production units must be fixed ...
Alireza Amirteimoori, Simin Masrouri
doaj  

Cost Efficiency Evaluation Based on a Data Envelopment Analysis Approach by Considering Undesirable Outputs on the Basis of the Semi-Disposability Assumption

open access: yesMathematical and Computational Applications, 2020
It is considerably important to calculate the cost efficiency in data envelopment analysis for the efficiency evaluation of decision-making units. The present paper develops the classical cost efficiency model in which all the input prices are constant ...
Mehdi Karami Khorramabadi   +2 more
doaj   +1 more source

A New Approach to Supplier Selection: Interval Ranking of DEA with Double Frontiers [PDF]

open access: yesمدیریت نوآوری و راهبردهای عملیاتی, 2020
Purpose: Choosing a set of suppliers is critical to the success of organizations. Effective selection and evaluation of suppliers is an essential responsibility that purchasing managers should always consider. The criticality of supplier selection is due
Feloora Valizadeh Palang Sarae
doaj   +1 more source

Development of Data Envelopment Analysis for the Performance Evaluation of Green Supply Chain with Undesirable Outputs [PDF]

open access: yesInternational Journal of Supply and Operations Management, 2016
A fundamental problem is the use of DEA in multistep or multilevel processes such as supply chain, lack of attention to processes’ internal communications in a way that the recent studies on DEA in the context of serial processes have focused on closed ...
Alireza Alinezhad, Sadegh Salmanian
doaj   +2 more sources

Efficiency of agricultural and pastoral systems in China considering shared factors and undesirable outputs

open access: yesAgricultural Economics (AGRICECON)
Assessing and optimising the efficiency of agricultural and pastoral systems is crucial for the long-term development of a country. The presence of shared factors and undesirable outputs increases the complexity of evaluating the efficiency of these ...
Chunhua Chen, Chongyu Ma
doaj   +1 more source

On the inconsistency of the Malmquist-Luenberger index [PDF]

open access: yes, 2013
Apart from the well-known weaknesses of the standard Malmquist productivity index related to infeasibility and not accounting for slacks, already addressed in the literature, we identify a new and significant drawback of the Malmquist-Luenberger index
Aparicio, Juan   +2 more
core   +2 more sources

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