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  • List of Articles


      • Open Access Article

        1 - A mathematical programming model for measurement of the relative efficiency of Iranian industries
        M.J . Asgharpour M.B.G. Arianezhad M. shokri M.A. Keramati
        This research propose a mathematical programming model for measurements the relative efficiency of Iranian industries four inputs and three outputs were used estimate the performance of 9 kind of industries for the period between 1358 and 1377. The statistical and theor More
        This research propose a mathematical programming model for measurements the relative efficiency of Iranian industries four inputs and three outputs were used estimate the performance of 9 kind of industries for the period between 1358 and 1377. The statistical and theoretical data of the study approves that our proposed model can be employed as reliable and valid pattern. The result implies that any of 9 kind of industries is not to be preferred to each other. On the other word ;there is not any meaningful differences among this industries by considering the relative efficiency. Manuscript profile
      • Open Access Article

        2 - Determining The Relationships Between Research and Development Activities and Production Efficiency (Case Study: China Industries of IRAN)
        M. Taleghani M.B.G. Arianezhad
        Explaining and analyzing of factors related to production efficiency (PE) in direction of research and development (R&D) activities in china industries of Iran has been the main object of this research and the researcher is going to examine this problem base on a pa More
        Explaining and analyzing of factors related to production efficiency (PE) in direction of research and development (R&D) activities in china industries of Iran has been the main object of this research and the researcher is going to examine this problem base on a particular model which the research and development (R&D) activities through what kind of process and factors concluded to production efficiency (PE)? According to research’s point of view, research and development (R&D) activities is effected on applying modern knowledge and also it can be effected to quality improvement (QI) and waste reduction (WR) due to the development of production efficiency(PE) (Research model). For this purpose, the researcher analyses and reviews as per to this thesis, the situation of the units of research and development (R&D) activities china industries country and by  using model testing analysied and evaluated of the rate of effectiveness the quality improvement (QI) and waste reduction (WR) properties to production efficiency (PE) assumed industries. In this manner it can be recognized the main points of production efficiency (PE) and developed the dimensions of quantitative and qualitative. This research is included in six chapters that in the first chapter, it discussed on general of research design according to precise technical which represented. In the second chapter the researcher has a summary survey on theorical principles of research literature frame and in the end of this chapter the studies and researches related to research objective has been analyzed and reviewed, too. In the third chapter has a glance at ratio theorical framework of causal models. In the fourth chapter, researcher tries to study and review the research methodology. In the most important chapter i.e the fifth chapter the researcher represents his scientific analysis about statistical statistical studies of research. And finally in the sixth chapter the researcher will bring to an end doing a series of conclution and represent some execution solution in order to production efficiency (PE) development in china industries of country. Manuscript profile
      • Open Access Article

        3 - Determining Relative Efficiency of Slightly-Nonhomogeneous Decision Making Units by Data Envelopment Analysis
        R. Farzinpoor Saen A. Memariani F. Hosseinzadeh lotfi
        The assumption of classical Data Analysis (DEA) model is based on complete homogeneity of Decision Making Units (DMU’s). The objective of this paper is to propose a method of determining relative efficiency of slightly-nohomogeneous DMU’s by using DEA. First More
        The assumption of classical Data Analysis (DEA) model is based on complete homogeneity of Decision Making Units (DMU’s). The objective of this paper is to propose a method of determining relative efficiency of slightly-nohomogeneous DMU’s by using DEA. First missing values are inserted by series mean. Then relative weights of DMU are measured by Analytic Hierarchy Process (AHP) and finally relative efficiency of DMU’s is computed by Chance Constrained DEA. A case study demonstrates the application of the proposed method. Manuscript profile
      • Open Access Article

        4 - Distinction Between The Inter-Group And Intera-Group Efficiency Using Data Envelopment Analysis (DEA)
        H. Kiany H. GHodrati
        A Data Envelopment Analysis (DEA) Model is developed and applied as a tool for the ex-post-facto performance evaluation of making units (DMU’s) utilizing a surrogate measure of performance in the 0-1 range, for the efficiency of non-profit organizations. (e.g pub More
        A Data Envelopment Analysis (DEA) Model is developed and applied as a tool for the ex-post-facto performance evaluation of making units (DMU’s) utilizing a surrogate measure of performance in the 0-1 range, for the efficiency of non-profit organizations. (e.g public schools)for which the measure of performance may or may not be quantifiable. A population of DMU’s (school) in Kashan county, Iran, is the subject of our study. They are grouped by their differentiating factors and then an inter-group and an intra-group analysis of their performances is made, using the DEA methodology developed in this paper. A summary of the evaluations and performances as a conclusion is presented. Manuscript profile
      • Open Access Article

        5 - Fuzzy Multiple Attributes Decision Making (FMADM) For School Selection
        M. Momeny
        On of problems that many parents every summer are faced with is school selection for their children. In this article fuzzy multiple decision model (FMCDM) has been used. For determining the weights of criterion the weighted least square method (WLSM) has been used. Then More
        On of problems that many parents every summer are faced with is school selection for their children. In this article fuzzy multiple decision model (FMCDM) has been used. For determining the weights of criterion the weighted least square method (WLSM) has been used. Then by revised yager model alternatives (school) have been ranked. Manuscript profile