Ce mémoire permet de présenter certaines problématiques liées aux achats informatiques et télécommunications, mais surtout de montrer que ces problématiques IT peuvent être tout aussi stratégiques que celles des achats industriels. En effet, les services achats IT sont conduits à mener...

Forecasting in a risky situation is a very important function for managers to assist in decision making. One of the fluctuated markets in stock exchange market is chemical market. In this research the target item for prediction is PET (Poly Ethylene Terephthalate) which is the raw material for...

Juris-Data is one of the largest case-study base in France. The case studies are indexed by legal classification elaborated by the Juris-Data Group. Knowledge engineering was used to design an intelligent interface for information retrieval based on this classification. The aim of the system is...

In time series analysis, most estimation of relationships and tests are typically based on linear estimators and most classical co-integration methods and causality tests are based on OLS regresses. However the linear functional specification is not necessarily the most appropriate form. This...

Nowadays, forecasting what will happen in economic environments plays a crucial role. We showed that in PET market how a neuro-fuzzy hybrid model can assist the managers in decision-making. In this research, the target is to forecast the same item through another intelligent tool which obeys the...

The objective of this research is to propose an alternative theoretical model that goes beyond the well-accepted separation between adoption and appropriation. The theoretical analysis of appropriation ignores the question of adoption of the technology. As mobile technologies can be used for...

Purpose - The purpose of this paper is to highlight the potentials offered by New Product Committees for the development of responsible innovation in the financial services industry; and to provide grounds for policy recommendations. Design/methodology/approach - The paper takes the form of...