预测能力
库存(枪支)
收益
经济
套利
计量经济学
货币经济学
股票市场
金融经济学
业务
财务
机械工程
古生物学
哲学
认识论
马
工程类
生物
作者
Fuwei Jiang,Joshua Lee,Xiumin Martin,Guofu Zhou
标识
DOI:10.1016/j.jfineco.2018.10.001
摘要
This paper constructs a manager sentiment index based on the aggregated textual tone of corporate financial disclosures. We find that manager sentiment is a strong negative predictor of future aggregate stock market returns, with monthly in-sample and out-of-sample R2s of 9.75% and 8.38%, respectively, which is far greater than the predictive power of other previously studied macroeconomic variables. Its predictive power is economically comparable and is informationally complementary to existing measures of investor sentiment. Higher manager sentiment precedes lower aggregate earnings surprises and greater aggregate investment growth. Moreover, manager sentiment negatively predicts cross-sectional stock returns, particularly for firms that are difficult to value and costly to arbitrage.
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