Results 11 to 20 of about 148,147 (303)

Additive Integer-Valued DEA Models With Fuzzy Undesirable Outputs: Closest Benchmarking Targets and Super-Efficiency

open access: yesIEEE Access, 2020
Many production activities generate undesirable outputs apart from desirable outputs. In addition, the data related to undesirable outputs may be fuzzy (imprecise) in some cases.
Jianwei Ren, Chunhua Chen, Bin Gao
doaj   +1 more source

Dynamic Green Growth Assessment of China’s Industrial System with an Improved SBM Model and Global Malmquist Index

open access: yesMathematics, 2021
This study proposes a method for resource management and optimisation in the industrial sector of China. Differing from previous research on the green assessment of industrial systems focusing on “black box” evaluation, our approach contributes to the ...
Fenfen Li, Bo Dai, Qifan Wu
doaj   +1 more source

Bayesian Approach to Disentangling Technical and Environmental Productivity

open access: yesEconometrics, 2015
This paper models the firm’s production process as a system of simultaneous technologies for desirable and undesirable outputs. Desirable outputs are produced by transforming inputs via the conventional transformation function, whereas (consistent with ...
Emir Malikov   +2 more
doaj   +1 more source

Distinguishing Weak and Strong Disposability among Undesireable Outputs in DEA: The Example of the Environmental Efficiency of Chinese Coal-Fired Power Plants [PDF]

open access: yes, 2007
Different from traditional efficiency research and previous studies considering undesirable outputs, this paper proposes models which distinguish weak and strong disposability features among various undesirable outputs based on the technical nature of ...
Pollitt, Michael G., Yu, Hongliang
core   +2 more sources

Evaluation of Atmospheric Pollutant Emission Efficiency Based on SBM-Undesirable Model —— Taking PM2.5 as an Example [PDF]

open access: yesE3S Web of Conferences, 2020
At present, China's haze is becoming more and more serious. How to reduce haze emission is an urgent problem in China's environmental governance. This paper uses the SBM-Undesirable model, adopting 5 inputs indexes(coal, oil, gas, labor and capital), and
xiaohe She   +7 more
doaj   +1 more source

Estimation of sustainable innovation performance in European Union countries: Based on the perspective of energy and environmental constraints

open access: yesEnergy Reports, 2023
European Union (EU) has long attached importance to innovation strategies, from the Lisbon strategy to the EU 2020 strategy. The evaluation of sustainable innovation efficiency (SIE) of EU countries aids in defining institutional and policy actions to ...
Kai Xu   +4 more
doaj   +1 more source

Monitoring bank performance in the presence of risk [PDF]

open access: yes, 2015
This paper proposes a managerial control tool that integrates risk in efficiency measures. Building on existing efficiency specifications, our proposal reflects the real banking technology and accurately models the relationship between desirable and ...
Epure, Mircea   +1 more
core   +2 more sources

Performance assessment of branches of Iran Insurance Corporation using data envelopment analysis [PDF]

open access: yesتحقیقات مالی, 2015
Insurance industry is one of the most influential economic institutions and is considered to support other economic institutions and families. Insurance industry has been facing changes that lead it to becoming a competitive industry.
Mohammad Reza Mehregan   +2 more
doaj   +1 more source

Developing an Analytical-Mathematical Model for Evaluating the Efficiency of the Power Production, Transmission, and Distribution Companies in the Electric Power Industry of Iran: An Network Data Envelopment Analysis (NDEA) Approach with Undesirable Outputs [PDF]

open access: yesمدیریت صنعتی, 2022
Objective: The electric power industry is one of the vital arteries contributing to the growth and development of countries and the electricity access index is one of the main components of assessing the industrial competitiveness in each country.
Mohammad Reza Khosravi   +3 more
doaj   +1 more source

An efficiency analysis of container terminals in Southern Vietnam using DEA dynamic efficiency evaluation

open access: yesAsian Journal of Shipping and Logistics, 2021
Southern Vietnam is a key economic region for the country, producing 45% of Vietnam’s GDP, despite only accounting for 9% of the country’s total landmass and 21% of its population.
Thi Le Hang Nguyen   +3 more
doaj   +1 more source

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