A Divergence Measure for Combining Super-Efficiency Scores in Performance Measurement of Two-Stage Production Systems
Subject Areas : International Journal of Industrial Mathematics
M. Khounsiavash
1
(Department of Mathematics, Qazvin Branch, Islamic Azad University, Qazvin, Iran.)
R. Kazemi Matin
2
(Department of Mathematics, Karaj Branch, Islamic Azad University, Karaj, Iran.)
M. Khodabin
3
(Department of Mathematics, Karaj Branch, Islamic Azad University, Karaj, Iran.)
Keywords: Ranking, Data Envelopment Analysis, Super-efficiency, Network DEA, J-divergence,
Abstract :
In the conventional data envelopment analysis (DEA) internal sub-processes of the production units are ignored. The current paper develops a network-DEA super-efficiency model to compare the performance of efficient network systems. A new ranking method is developed by aggregating the computed super-efficiency scores with a J-divergence measure. The proposed approach is then applied to evaluate wheat productions in Iran provinces.