Spreadsheets have grown up and became very powerful and easy to use tools in applying analytical techniques for solving business problems. Operations managers, production managers, planners and schedulers can work with them in developing solid and practical Do-It-Yourself Decision Support Systems. Small and Medium size organizations, can apply OR methodologies without the presence of specialize...

This study extends previous research by the authors that focuses on the growing global challenge of affordability. Ballooning public debt burdens are forcing countries around the world to rethink their approaches to procurement decisions. This paper offers a new approach to government vendor selection decisions in major public procurements. A key challenge is for government purchasing agents to...

Cloud Computing represents a shift in technology and IT (information technology) service management and it opens up possibilities to build new organizational configurations. As in IT outsourcing, the selection of the right partner/vendor is of crucial importance. Thus, in this article we present a partner selection process for four Cloud Computing Environments: public cloud, community cloud, cl...

Most of the search literature considers univariate alternatives even though real-world alternatives are typically characterized by multiple attributes. We address this gap by developing a model of search for multiattribute alternatives, focusing on the case of parallel search. The univariate model of parallel search has been applied to vendor selection, new product development, and innovation t...

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suicide is a complex phenomenon with multiple diverse causes. it is obvious that if the media give rewards to the suicides directly or indirectly, they will have more copycat effect. it seems that political means in the #_> mainstream media, particularly in the western world overshadow public health- especially mental health- issues. selection of a tunisian fruit vendor who set himself on fire ...

Companies increasingly extend their outsourcing strategies from single-sourcing to multisourcing combining best-of-breed vendors. This paper includes an analytical model to evaluate a company’s multisourcing strategy. The model can be applied for decision support to answer the questions, how many and which outsourcing vendors to integrate in the implementation of an IT project. We identify an o...

The analysis of the most researches related to the supplier selection shows that very little attention is given to transportation although its cost may be significant important to this selection. In this paper, we present a multiobjective approach of selecting suppliers and allocating the order quantity among them, taking into account transportation. The objectives to minimize in the model are ...

Nowadays vendor (supplier) selection has turned to an important decision-making challenge for top decisionmakers in companies; this is because an inappropriate decision affects not only that specific buyer but also the entire supply chain. In the real-world situations, due to incomplete and vague information, required data for decision making often can not be described deterministically, and ar...