民营科技企业和产品都是建立在全新的科学研究成果和新技术应用的基础上,很大程度上是一种创造发明,成功与否具有很大的不稳定性,即使产品开发成功,投放市场,消费者是否接受、需要多久接受都有很大的不确定性。由于新技术、新产业生命周期缩短,而且更新换代的速度快,企业的外部环境更加动荡不确定,市场风险、知识的不可储存性和创新效益的溢出效应,成为新 Private technology companies and products are based on the new scientific research and application of new technologies, based on a large extent, is to create an invention, the success or not has great instability, even if the successful product development, market , Consumers accept, how long it takes to accept have great uncertainty. Due to the shortening of the life cycle of new technologies and industries, and the faster replacement and replacement, the uncertainties in the external environment of enterprises are more uncertain. The market risk, the inalienability of knowledge and the spillover effect of innovation benefits have become new