分析创新活动主要有两种采集创新数据的方法。一种是采集企业创新活动主体的信息，而无论这些企业是否有创新活动，通常将这种方法称为“主体法”。到目前为止，国内所进行的创新调查大多采用这种方法。另一种是采集有关创新本身信息的方法，即对创新对象进行跟踪，故可称... There are two main ways to analyze innovative activities: collecting innovative data. One is the collection of information on the main body of an enterprise's innovation activities, which are often referred to as “subjective laws” regardless of whether these enterprises have innovative activities. To date, most of the innovative surveys conducted in the country have adopted this approach. The other is to collect information about innovation itself, that is, to track the innovation object, it can be said that ...