Evaluating Cost Efficiency in Fuzzy Environment by Using Expected Value

Subject Areas : Business Strategy

Ali Payan ¹ ( Department of Mathematics, Zahedan Branch, Islamic Azad University, Zahedan, Iran )
Mohsen Hekmatnia ² ( Department of Mathematics, Zahedan Branch,Islamic Azad University, Zahedan, Iran )

Received: 2014-08-13 Accepted : 2015-11-14 Published : 2017-04-01

Keywords:

References:

Ariff, M. & Can, L. (2008). Cost and Profit Efficiency of Chinese Banks,

China EconomicReview., vol. 19, pp. 260 –273.

 

Banker, R. D., Charenes, A. & Cooper, W.W. (1984). Some Models for Estimating Technical and Scale Inefficiencies in Data Envelopment Analysis, Management Science., vol. 30, pp. 1078–1092.

 

Bellman, R. E., & Zadeh, L. A. (1970). Decision-Making in a Fuzzy

Environment, Management Science, vol. 17, pp. 141-164.

 

Bede, B. (2013). Mathematics of Fuzzy Sets and Fuzzy Logic. Berlin: Springer-Verlag.

 

Charnes, A., Cooper, W. W. & Rhodes, E. (1978). Measuring the Efficiency of Decision Making Units, EuropeanJournalof operational Research, vol. 2, pp. 429–440.

 

 

 

Debreu, G. (1951). The Coefficient of Resource Utilisation,

Econometrica.,vol. 19, pp. 273-267.

 

Fang, L. & Li, H. (2013). Duality and Efficiency Computations in the cost Efficiency Model with Price Uncertainty, Computers & Operations Research., vol. 40, pp. 594–602.

 

Färe, R. & Gross Kopf, S. (1985). Measurement of Efficiency of

Production. Boston: Kluwer-Nijhoff Publishing Co., Inc.

 

Farrell, M. J. (1957). The Measurement of Productive Efficiency. Journal of the Royal Statistical Society. Series A., vol. 120, pp. 253-281.

 

Jahanshahloo, G. R. & Hosseinzadeh Lotfi, F. (2008). Cost Efficiency Measurement with Certain Price on Fuzzy Data and Application in Insurance Organization, Applied Mathematical Sciences., vol. 2, pp.

1-18.

 

Liu, B. (2004). Uncertainty Theory. Berlin: Springer-Verlag.

 

Maleki, H. R., Tata, M. & Mashinchi, M. (2000). Linear Programing with Fuzzy Variables. FuzzySets Sys., vol. 109, pp. 21-33.

Negoita, C. V. (1970). Fuzziness in Management. Miami: OPSA/TIMS. Zadeh, L. A. ( 1978). Fuzzy  Sets as a Basis for a Theory of Possibility.

FuzzySets and Systems. vol. 1, pp. 13-28.