HSI Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.8311	2.97
$α$	0.1483	4.13
$β$	0.7257	10.54
$γ_{1}$	1.0442	2.38
$γ_{2}$	-1.6284	-2.69
$γ_{3}$	1.0338	2.62
$γ_{4}$	-0.4182	-0.95
$γ_{5}$	-0.4916	-0.88
$γ_{6}$	0.9752	1.77
$γ_{7}$	-0.7158	-1.77
$γ_{8}$	0.1726	0.72

V-Lab

Boyaa Interactive International Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:68.63% (-0.50%)

Date Range:

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News Impact Curve

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