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	param	t-stat
$m$	86
$α$	0.0822	20.65
$β$	0.7800	70.58
$γ$	0.0579	10.65
$λ_{1}$	0.1582	1.45
$λ_{2}$	0.0491	1.32
$λ_{3}$	0.9259	16.81

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Hitachi Construction Machinery Co Ltd MF2-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:36.29% (+0.20%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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