首页|股价信息含量与企业全要素生产率:"协同增效"抑或"掣肘减效"?

股价信息含量与企业全要素生产率:"协同增效"抑或"掣肘减效"?

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本文使用2008~2020年中国A股上市公司数据,考察股价信息含量对企业全要素生产率的影响及其机制.研究发现,市场交易所产生的股价信息可以提高企业全要素生产率.机制检验表明,股价信息含量对企业全要素生产率的促进效应通过提升投资效率、缓解融资约束两条路径实现,且主要作用于企业的发展性决策和运营成本.异质性分析发现,在两权分离度高、市场风险大、高管持股比例低以及现金流紧张的企业中,股价信息含量对企业全要素生产率的提升效果更加明显.
Stock Price Information Content and Enterprise Total Factor Productivity:"Synergies"or"constraints"?
This paper uses data on Chinese A-share listed companies from 2008 to 2020 to examine the impact of stock price in-formation content on firms'total factor productivity and its mechanism.It is found that share price information generated by mar-ket exchanges can increase firms'total factor productivity.The mechanism test shows that the promotion effect of stock price in-formation content on firms'total factor productivity is realized through two paths:enhancing investment efficiency and alleviat-ing financing constraints,and it mainly acts on firms'developmental decisions and operating costs.Heterogeneity analysis re-veals that the effect of stock price information content on enterprise total factor productivity is more obvious in enterprises with a high degree of separation of powers,high market risk,low executive shareholding ratio,and cash flow constraints.

Stock price informativenessTotal factor productivityInvestment efficiencyFinancing constraints

王超、宋明勇

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东北财经大学国际经济贸易学院

中国农业银行博士后科研工作站

中国人民大学财政金融学院

股价信息含量 全要素生产率 投资效率 融资约束

2024

投资研究
中国投资学会 中国建设银行

投资研究

CHSSCD北大核心
影响因子:0.956
ISSN:1003-7624
年,卷(期):2024.43(10)