This paper analyzes the market structure with network externality and its competitive characteristics.
本文研究了存在网络外部性的市场结构以及竞争特征。
Please explain the factors that influence network externality. Use examples to support your argument.
试分析影响网络外部性的基本因素，并结合具体例子进行说明。
The most important feature of the network economy is network externality.
网络经济的一个最重要特征是网络外部性。
The most important feature of the network economy is network externality.
网络经济的一个最重要特征是网络外部性。
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