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	param	t-stat
$ω$	0.9966	6.17
$α$	0.1988	8.55
$β$	0.6818	15.92
$γ_{1}$	-0.0409	-0.84
$γ_{2}$	0.0704	1.02
$γ_{3}$	-0.0565	-1.25
$γ_{4}$	0.0003	0.01
$γ_{5}$	0.0557	0.92
$γ_{6}$	-0.0364	-0.53
$γ_{7}$	-0.0260	-0.37
$γ_{8}$	0.1229	1.47
$γ_{9}$	-0.1942	-1.85
$γ_{10}$	0.1605	1.97

V-Lab

Toho Acetylene Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:17.97% (+3.16%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Toho Acetylene Co Ltd Analyses