制度型开放提升了中国企业投资效率吗？——来自数字贸易规则的经验证据
李星瑶, 李勇刚
Has Institutional Opening-up Improved the Investment Efficiency of Chinese Enterprises?
— Empirical Evidence from Digital Trade Rules
Li Xingyao, Li Yonggang
南方经济
.
2026, (4): 35
-57
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DOI: 10.19592/j.cnki.scje.430320
