| Summary: | 碩士 === 國立中央大學 === 資訊管理學系在職專班 === 102 === Enterprise Resource Planning (ERP) has represented E-Business for the past few years. Successfully implemented ERP at the initial stage was the most important milestone for the enterprises but they couldn’t ensure the effectiveness of E-Business in the long term. It has significant effect for E-Business as time goes by, the environment and demand change. At the time it is the beginning of challenge for enterprises. These shows in spite enterprises control the successful point of implementing ERP that help to improve the effectiveness of e-Business they still have to keep going to push the development of e-business in order to maintain the effectiveness of E-business and achieve operational objectives that is also the beginning of second step for implementing ERP.
The long effectiveness of e-business depends on not only integral organization structure and system established at the initial stage but also the executive performance plays an important role. Hence this research base on the individual company with longitudinal approach studies various E-Business subjects from organizational, system and executive performance at the difference time before and after implementing ERP. To use Leavitt Diamond Model as main construction researches deeply as enterprises face task, agent, technology, and organization structure and so on various e-business subjects how to maintain the effectiveness of E-Business after implementing ERP successfully.
As a result, the four aspects, task, agent, technology, and organization structure that based on Diamond Model interacted with each other. The enterprises have to consider extensively these four aspects of Diamond Model and should draft plural proposals to ensure the benefit of E-Business after implementing ERP successfully and to promote ERP become information system of both the central core values and soul of the enterprises.
The result of this research contributes four point to academic and industry. 1. As a reference for future researches to study e-business. 2. According to research result evidences the interaction between Diamond Model. 3. To inspire enterprises continue to respect and develop e-business for long term operation. 4. Benefit enterprises to cope with various e-business subjects by individual case experience.
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