创新网络活动对大中型企业研发绩效动态影响研究——基于VEC模型的实证分析
창신망락활동대대중형기업연발적효동태영향연구——기우VEC모형적실증분석
A Study on Dynamic Influence of Activities in Innovation Network on R& D Efficiency of Large and Medium-sized Enterprises——An Empirical Analysis of VEC Models
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