所谓知识经济按OECD的定义就是指建立在知识和信息的生产、分配和使用之上的经济也称为以知识为基础的经济。知识经济具有四大特征:其一,科学和技术研究开发日益成为知识经济的重要基础;其二,信息与通讯技术在知识经济的发展过程中处于中心地位;其三, The so-called knowledge economy by OECD definition refers to the economy based on the production, distribution and use of knowledge and information, also known as knowledge-based economy. The knowledge-based economy has four major characteristics: First, scientific and technological research and development are increasingly becoming important bases for knowledge-based economy; secondly, information and communication technologies are at a central position in the development of a knowledge-based economy; thirdly,