Research Of Relevant Economic Issues On Commercially Owned Cultural Digital Content Preservation

With the rapid development of network, the basic form and the main way of information exchange has made a fundamental change. With the flourishing＇of E-government and e-commerce, scientific research towards the e-science, teaching and learning environment to the e-learning, construction and development of digital resources has become a essential soft resources that is useful for enhancing the country's core competitiveness and promoting social development. As the main building of digital resources, Commercial owned cultural digital resources not only play an important role in passing on mankind's cultural heritage and doing modern technology research, but also have its entertainment value, aesthetic value, historical and political significance. As a result, the construction of digital resources has attracted wide attention.As an economic product, Commercial owned cultural digital resources has the basic attributes:the supply and demand. In ensuring a sustainable supply of commercial owned cultural digital resources and meeting users'requirements, it has something to do with several parts, such as government, publishers, education, science and technology and its long-term preservation also face political, economic, legal, technology, culture, and many other issues. This article do some research on the sustainable preservation of commercial owned cultural digital resources from the perspective of supply, demand, cost and value; and then, it analyzes the problems which commercial owned cultural digital resources has confront in the long-term preservation; at last, it proposes solutions of sustainability preservation of commercial owned cultural digital resources. This paper consist of five parts:the first part introduces background and significance of commercial owned cultural digital resources, research status quo, and this paper's Innovation points and research methods; the second part is a brief overview of commercial owned cultural digital resources; the third part describes some related economic theories of commercial owned cultural digital resources; the fourth part analyzes National Digital Stewardship Alliance Digital Preservation Plan of the United States Library of Congress and the cost and value of DB resources in Zheng Zhou University; the fifth part introduces economic strategy to commercial owned cultural digital resources'sustainable preservation; the last part makes an conclusion.