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基于DEA-Tobit两阶段模型研究我国国有企业创新效率及其影响因素。研究发现:国有高技术企业具有创新效率优势;不同地区不同行业高技术企业创新效率差异大;政府补助和企业规模不利于国有高技术企业创新效率提升,而出口交货值与技术改造经费支出有利于其效率进步。
Research on the Efficiency of State - owned Enterprises Innovation and Its Influencing Factors Based on DEA - Tobit Two Stage Model. The results show that: the state-owned high-tech enterprises have the advantages of innovation efficiency; the innovation efficiency of high-tech enterprises in different industries in different regions varies greatly; the government subsidies and the scale of enterprises are not conducive to the improvement of the innovation efficiency of state-owned high-tech enterprises while the export delivery value and technological innovation expenditure Benefit from its efficiency and progress.