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中国工业行业信息化建设贡献率研究 被引量:2

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摘要 用岭回归削弱多重共线性的影响,对中国工业行业36个分行业信息化建设的贡献率进行测定和分析。各行业信息化建设贡献率的差异较大,且在总体上超过了资本和劳动的贡献率。
作者 何伟
出处 《科技管理研究》 北大核心 2010年第7期32-34,共3页 Science and Technology Management Research
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