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	param	t-stat
$ω$	1.1170	11.99
$α$	0.1028	10.02
$β$	0.8484	52.20
$γ_{1}$	0.0002	1.47

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Hitachi Construction Machinery Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 6th, 2026:54.74% (-2.05%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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