
投资者情绪对科技型企业R & D投入不足的校正效应
Research on the Correction Effect of Investor Sentiment on R&D Investment Shortage in Science and Technology Enterprises
投资者情绪, 科技型企业, R&D投入, 自由现金流, 股权融资约束
Investor Sentiment, Science and Technology Enterprise, R&D Investment, Free CashFlow, Equity Financing Constraint
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