【摘 要】
：
1引言现代科学技术的飞速发展和人类社会向信息化的迈进，使得计算机信息系统在社会经济建设和发展中的作用迅速提高。为了有效地进行信息系统的规划、投资、开发、管理和维护，
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1引言现代科学技术的飞速发展和人类社会向信息化的迈进，使得计算机信息系统在社会经济建设和发展中的作用迅速提高。为了有效地进行信息系统的规划、投资、开发、管理和维护，产生了应用经济学理论和方法来研究信息系统，即进行信息系统经济学研究的实际需要。西方发达国家早
1 Introduction The rapid development of modern science and technology and the progress of human society towards informationization have led to the rapid increase of the role of computer information system in the social economic construction and development. In order to carry on the planning, investment, development, management and maintenance of information system effectively, the theory and method of applied economics have come into being to study the information system, that is to say, to carry out the actual needs of the economics of information system. Western developed countries early
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