Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.5624	6.25
$α$	0.1308	5.20
$β$	0.7650	20.77
$γ_{1}$	-0.0085	-0.06
$γ_{2}$	0.3425	1.10
$γ_{3}$	-0.6930	-2.06
$γ_{4}$	0.6030	2.18
$γ_{5}$	-0.4044	-1.94
$γ_{6}$	0.1233	0.66
$γ_{7}$	0.1633	0.74
$γ_{8}$	-0.3041	-1.20

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Billing System Corp Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:19.50% (+2.08%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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