Emotional changes in executives' voices and words during earnings calls explain 43.8% of out-of-sample 30-day volatility even though they do not predict stock return direction.
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The Sound of Risk: A Multimodal Physics-Informed Acoustic Model for Forecasting Market Volatility and Enhancing Market Interpretability
Emotional changes in executives' voices and words during earnings calls explain 43.8% of out-of-sample 30-day volatility even though they do not predict stock return direction.