Especially for the domestically academic and theoretical circle there is either rare research or vague knowledge, as to using economic analysis method to determine the nature of the Intellectual Property Barrier, it is more unique.

• 特别是国内的学术及理论界对此论题要么少有研究要么存在模糊认识，至于运用经济分析方法进行定性研究更是寥若晨星。