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娄策群
情报理论与实践,1997,20(1):25~28,-0001,():
-1年11月30日
The author of this paper holds that the price elasticity of market supply and demand of information commodity, social science information commodity, and primary information commodity is respectively less than that of physical commodity, science and technology information commodity, and secondary and tertiary information commodity. The price elasticity of information marker demand is greater than that of information market supply. With the raising of the information commercialization level, the price elasticity of information market supply increases, and the price elasticity of information market demand decreases.
Information Information market Information price
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娄策群
中国图书馆学报(双月刊),1998(5):82~86,-0001,():
-1年11月30日
In this paper, the author puts forward an index system, a synthetic model, grades and their critical values of quantitatively evaluating quality and levels of secondary publications. 6 tabs. 1 fig. 11 formulas. 2 refs.
Quantitative e, v, a, l, uation of secondary publicationa., E, v, a, l, uation index system,, Synthetic model.,
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娄策群, 王菲
情报理论与实践,1999,22(2):84~86,-0001,():
-1年11月30日
Comarisons are moade between information enterprise group and work, and between information enterprise group and industrial and commercial group. The characteristies of information enterprise group in China at the present stage are also analyzed.
Information group Information network Comparative analysis/, Enterprise group
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娄策群, 范昊, 王菲
中国图书馆学报(双月刊),2000(6):32~36,-0001,():
-1年11月30日
现代信息技术的发展及应用使信息安全问题比以前更突出。信息安生所面临的问题包括信息污染、信息泄密、信息破坏.信息侵权、信息侵略等。保障信息安全的措施主要包括政策措施、行政管理措施、法律措施、技木措施和伦理措施。参考文献。
现代信息技术, 信息安全, 保障措施
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