文档介绍：In recent years, Enterprise Resource Planning (ERP) systems have progressively e the reference solution panies’ information systems, whatever their activity, the world over. The main reason of this ess is their capacity to address the information needs of all departments and functions across pany onto a single puter system. This ‘‘ERP movement’’ was initially motivated by bination of their ability to meet panies’ requirements both on technical anisational point of view. Often listed among these requirements is the difficulty of evolution of legacy systems with regards to the Y2K threshold or pliancy in Europe; the interest of a unique system parison with non-homogeneous software packages; the necessity to efficiently gather, store, process and dispatch information within the pany; or the needs of financial consolidation. In the meantime, new information technology opportunities appeared: generalisation works, increased power puters and data bases, etc., which made possible the design prehensive information systems After over a decade of applications, it is still clear that ERP implementation and use lead not only to technical problems but also anizational, social and economical issues, which may have a critical influence on the future panies if not properly addressed. Even if these difficulties have been considered for a long time in the research literature, it is interesting t