企业间电子商务对企业经济效益和竞争力的影响研究

Using the game theory, transaction cost economics and competitive advantage theory based on the resources, the business to business (B2B) electronic commerce for the enterprises that producing the physical products is researched in the project. Firstly, based on the analyzing the types of B2B business model and the characteristics of each types, the development model of B2B business model is set up. The adaptable environment for several typical business models is studied from the application objectives, the characteristics of product and the structure of market. Then，the influence of B2B on the relationship between (among) the enterprises that using the B2B is studied. Different B2B business models for different relationship are analyzed. After that, the impact of B2B on the price, searching cost, risk cost, transportation expenses, the application cost of B2B for buyer, and the impact of B2B on the promotion cost, inventory cost, producing cost, distribution cost, the application cost of B2B for the seller are analyzed. Meantime, the pricing strategy for B2B platform is investigated. Finally, the effect of B2B competitive force is researched from several aspects, such as the effect on the competitive intensity of the industry, on the general competitive strategies and on the core competence, etc. The method of strategic planning for B2B systems is put forward. Besides all of these, the method of development of B2B systems and its application are investigated in the project.

.依据应急治疗的医学知识和实践经验，结合我国医疗特点和现状，运用模糊推理和缺省推理的方法，对重症监护病房中的多种危险症状采用病因和病症相结合的诊治思路进行推理机制的设置，建立一种能迅速确定重症监护治疗方案的、模糊推理和缺省推理有机结合的新的推理模型，为应急治疗系统的发展和提高、息科学与生命科学的综合集成作出积极的贡献。......