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287 research outcomes, page 1 of 29
  • publication . Article . 2015
    Open Access Persian
    Authors:
    Hamidreza Fallah Lajimi; Ahmad Jafarnejad; Mohammadreza Mehrgan; Laaya Olfat;
    Persistent Identifiers
    Publisher: University of Tehran

    This research provides an optimization tool for use by supply chain managers in the design and operation of manufacturing- distribution networks under uncertain demand conditions. The problem under consideration consists of determining the supply chain infrastructure; r...

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  • publication . Article . 2013
    Open Access Persian
    Authors:
    Seyed Hosein Ahmadi; Nima Mokhtarzadeh;
    Persistent Identifiers
    Publisher: University of Tehran

    Maintenance process is one of the most necessary processes in every organization, whose main task is maintaining machines in desired conditions or restoring machines from non-optimal (nonoperational)conditions to optimal (operational) conditions. Machines failure would ...

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  • publication . Article . 2014
    Open Access Persian
    Authors:
    Ali Mohamad Ahmadvand; Hadiseh Khodadadi Abyazani; zeinab Mohammadiani;
    Persistent Identifiers
    Publisher: University of Tehran

    [Naeini1]  Housing is the third top factor in human life, after food and clothing in all communities. Many variables are involved in determining housing prices and it is impossible to ignore housing feedback. One of the powerful tools to determine the impact of policies...

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  • publication . Article . 2012
    Open Access Persian
    Authors:
    mohammad reza Sadeghi Moghadam;
    Persistent Identifiers
    Publisher: University of Tehran

    The concept of coordination in supply chain management is different from the viewpoint of the roles of this chain and this difference causes more uncoordination at the entire of the supply chain. Hence, regarding to the importance of this subject at the performance of s...

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  • publication . Article . 2015
    Open Access Persian
    Authors:
    Reza Esmaeilpour; Mohammadhasan Gholizadeh; Abolghasem Zarei Duodji;
    Persistent Identifiers
    Publisher: University of Tehran

    In today’s competitive market, an agency is successful which by considering the needs of the clients and the capabilities of its staff, presents products and services which both decreases the costs and expenses and is of high value in the eyes of its clients. For reachi...

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  • publication . Article . 2019
    Open Access Persian
    Authors:
    Hossein Safari; Mohammad Reza Sadeghi Moghaddam; Nima Garosi Mokhtarzade; Mohsen Moradi Moghaddam;
    Persistent Identifiers
    Publisher: University of Tehran

    <strong>Objective: </strong>In the last two decades, the use of models of business excellence has become very common and many companies use models to evaluate their performance. Nevertheless, the review of the articles published between 1994 and 2017 shows that the firm...

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  • publication . Article . 2013
    Open Access Persian
    Authors:
    mohammad reza Mehregan; Modares Yazdi Modares Yazdi; Hasangholipour Hasangholipour; Safary Safary; Dehghan Nayeri Dehghan Nayeri;
    Persistent Identifiers
    Publisher: University of Tehran

    MUSA is one of the novel techniques in CSA, which lays its foundation on linear goal programming, developed for overcoming prior CSA models’ weaknesses such as coping with ordinal nature of data and low fitness. Employing a simple questionnaire, MUSA develops the interv...

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  • publication . Article . 2014
    Open Access Persian
    Authors:
    Mahdi Nasrollahi; Ezzatollah Asgharizadeh; Ahmad Jafarnezhad; Mohammad Ali Saniee Monfared;
    Persistent Identifiers
    Publisher: University of Tehran

    In today’s fiercely competitive products market, product warranty has started playing an important role. Currently, a large number of products are being sold with warranty policies in the form of free replacement warranty, pro-rata warranty, and combined warranty polici...

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  • publication . Article . 2013
    Open Access Persian
    Authors:
    Pourkazemi Pourkazemi; Fattahi Fattahi; sasan Mazaheri; behrang Asadi;
    Persistent Identifiers
    Publisher: University of Tehran

    Due to Project evaluation complexity and resource constraints, the project portfolio optimization is numerous decision making challenges. Hence, many researches have been done to introduce model and methods for portfolio optimization. But most of them have not considere...

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  • publication . Article . 2020
    Open Access Persian
    Authors:
    Sima Hadadian; Zahra Naji Azimi; Naser Motahari Farimani; Behrooz Minaei Bidgoli;
    Persistent Identifiers
    Publisher: University of Tehran

    <strong>Objective:</strong> There are many climatic factors affecting the number of patients in hospitals which generally tend to make a Non-optimal use of their facilities and human resources.This research is aimed at discovering hidden knowledge between climatic facto...

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287 research outcomes, page 1 of 29