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	param	t-stat
$m$	86
$α$	0.0826	20.71
$β$	0.7802	70.66
$γ$	0.0573	10.55
$λ_{1}$	0.1583	1.45
$λ_{2}$	0.0491	1.32
$λ_{3}$	0.9260	16.85

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Hitachi Construction Machinery Co Ltd MF2-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:42.98% (-3.39%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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