外部环境是影响中小企业发展成长的重要因素之一。建立了中小企业外部环境指标体系,利用全国11个样本城市数据,分别运用结构方程模型、模糊层次分析法和主成分分析法进行评价,并对3种方法的结果进行非参数检验,比较得出了3种方法的优劣。
External environment is one of the important factors affecting the growth of SMEs. The paper builds an indicator system on external environment of SMEs and evaluates external environment of 11 panel cities with structure equation model, fuzzy analytic hierarchy process and principal component analysis respectively. Then we do nonparameter test on the results and know the strength and weakness of theirs.