【摘要】 本文基于对长三角地区制造业企业发放的249份问卷所获得数据,选择企业规模、产权性质和技术密集度等作为控制变量,运用独立样本t检验和单因素方差分析法对制造业企业在利用外部创新源方面存在的差异进行实证研究。研究发现:不同企业特征对于制造业企业选择外部创新源的倾向性的影响存在差异;不同企业特征的制造业企业所选择的主要外部创新源存在差异。更多还原

【Abstract】 Based on the data from 249 questionnaires on manufacturing enterprises in Yangtze River Delta region,this paper used firm scale,ownership and technology intensity as control variables,and carried out an empirical study on differences of manufacturing enterprises with the methods of independent-sample t-test and analysis of variance. We concluded: Different firm characteristics had different influences on manufacturing enterprises’ preference in selecting external innovation source. The main external innovation sources selected by manufacturing enterprises with different firm characteristics were different.更多还原