顾乃康, 邱奇唯, 罗燕. 企业气候风险与现金持有水平——来自投资者互动平台的经验证据J. 证券市场导报, 2025, (5): 3-15.
引用本文: 顾乃康, 邱奇唯, 罗燕. 企业气候风险与现金持有水平——来自投资者互动平台的经验证据J. 证券市场导报, 2025, (5): 3-15.
Gu Naikang, Qiu Qiwei, Luo Yan. Corporate Climate Risk and Cash Holdings: Empirical Evidence from Investor Interaction PlatformsJ. Securities Market Herald, 2025, (5): 3-15.
Citation: Gu Naikang, Qiu Qiwei, Luo Yan. Corporate Climate Risk and Cash Holdings: Empirical Evidence from Investor Interaction PlatformsJ. Securities Market Herald, 2025, (5): 3-15.

企业气候风险与现金持有水平——来自投资者互动平台的经验证据

Corporate Climate Risk and Cash Holdings: Empirical Evidence from Investor Interaction Platforms

  • 摘要: 气候风险正对人类社会生产生活等各个方面带来较大挑战。企业作为应对气候变化的关键主体,是否能对气候风险做出充分反应,气候风险通过何种作用机理对企业产生影响,企业为了应对影响又会带来怎样的经济后果,上述问题成为研究关注重点。本文基于沪深两市投资者互动平台文本,创造性构建企业层面的气候风险及其细分指标,并从现金持有水平视角考察企业应对气候风险的行为。研究发现,气候风险(包括气候物理风险和气候转型风险)加剧了企业现金流的波动性,增大了企业陷入财务困境的可能,从而迫使企业出于预防性动机增持现金储备。上述结论在考虑遗漏变量、替代性解释、样本选择偏差和测量误差等内生性问题后依然成立。进一步分析发现,企业增持现金的行为显著提高了现金的市场价值,这从市场的角度印证了企业应对气候风险行为的有效性。本文为未来开展气候风险相关研究提供了指标支持,也为企业提升气候风险应对能力提供了现实依据。

     

    Abstract: Climate risk is posing significant challenges to all aspects of human society, including production and everyday living. As key entities in addressing climate change, whether firms can adequately respond to climate risk, through what mechanisms climate risk affects firms, and what economic consequences result from corporate responses to the impact are important research questions. Based on a textual analysis of the interactive text from investor platforms of the Shanghai and Shenzhen Stock Exchanges, this study innovatively constructs firm-level climate risk indicators and their sub-measures and examines corporate responses to climate risk from the perspective of cash holdings. The paper finds that climate risk, including climate physical risks and climate transition risks, increases the volatility of corporate cash flows and raises the likelihood of financial distress, thereby prompting firms to increase cash reserves for precautionary motives. These conclusions remain robust after addressing endogeneity issues such as omitted variables, alternative explanations, sample selection bias, and measurement errors. Further analysis finds that the behavior of firms increasing cash holdings significantly enhances the market value of cash, providing market-based evidence for the effectiveness of corporate responses to climate risk. This study offers indicator support for future research on climate risk and provides practical implications for improving firms' capabilities to manage climate risk.

     

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