所谓新产品扩散，是指新产品上市后随着时间的推移不断地被越来越多的消费者所采用的过程。也就是说，新产品上市后逐渐地扩张到其潜在市场的各个部分。扩散与采用的区别，仅仅在于看问题的角度不同。采用过程是从微观角度考察消费者个人由接受创新产品到成为重复购买者的各个心理阶段，而扩散过程则是从宏观角度分析创新产品如何在市场上传播并被市场所采用的更为广泛的问题。
扩散模型基本结构主要是对新产品扩散的未开发市场、潜在市场和当前市场中的消费者数进行建模研究。
The basic structure of diffusion model mainly makes modeling study for the customer quantity of undeveloped market, potential market and current market in the process of new product diffusion.
在新产品的市场扩散过程中，由于项目的不确定性，市场检查显得尤为重要。
During the process of market diffusion of new product, inspection on market plays a vital voce due to the uncertainty of projects.
基于策略性扩散模型研究了切换成本和兼容性对网络效应新产品临界群体的影响。
This paper studies how switching cost and compatibility decisions affect the critical mass of the new product with network effects based on a strategic diffusion model.
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