Mega Firms and Recent Trends in the U.S. Innovation: Empirical Evidence from the U.S. Patent DataSerguey Braguinsky, Joonkyu Choi,Yuheng Ding, Karam Jo, S. Y. KimSocial Science Research Network（2023）引用 0|浏览0暂无评分关键词innovation,firms,empirical evidence,recent trendsAI 理解论文溯源树样例生成溯源树，研究论文发展脉络Chat Paper正在生成论文摘要
