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Predictability in financial analyst forecast errors: Learning or irrationality?
DOI:10.1111/j.1475-679X.2006.00215.x.png)
摘要
En 中文
In this paper, we propose a rational learning-based explanation for the predictability in financial analysts' earnings forecast errors documented in prior literature. In particular, we argue that the serial correlation pattern in analysts' quarterly earnings forecast errors is consistent with an environment in which analysts face parameter uncertainty and learn rationally about the parameters over time. Using simulations and real data, we show that the predictability evidence is more consistent with rational learning than with irrationality (fixation on a seasonal random walk model or some other dogmatic belief).
Keyword:
EARNINGS FORECASTS
SECURITY ANALYSTS
PREDICTIVE-ABILITY
PRICE CHANGES
INFORMATION
EXPECTATIONS
TESTS
MODEL
UNDERREACTION
OVERREACTION
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6.3
论文数:
1.7K
被引数:
1.3W
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