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	param	t-stat
$ω$	1.3782	9.50
$α$	0.1238	7.46
$β$	0.8022	27.53
$γ_{1}$	0.0205	0.98
$γ_{2}$	0.0180	0.56
$γ_{3}$	-0.0981	-4.07
$γ_{4}$	0.1325	5.20
$γ_{5}$	-0.1414	-4.66
$γ_{6}$	0.1019	3.44
$γ_{7}$	-0.0536	-2.19
$γ_{8}$	0.0339	1.14

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Nishimatsu Construction Co Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:32.39% (+7.22%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Nishimatsu Construction Co Analyses