Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	1.6542	5.95
$α$	0.1833	8.14
$β$	0.6457	16.95
$γ_{1}$	0.1073	3.06
$γ_{2}$	-0.1603	-3.02
$γ_{3}$	0.1125	3.12
$γ_{4}$	-0.1190	-3.94
$γ_{5}$	0.1118	3.78
$γ_{6}$	-0.0971	-3.00
$γ_{7}$	0.0547	1.62
$γ_{8}$	-0.0015	-0.06

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Okinawa Electric Power Co Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:23.25% (-1.96%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Okinawa Electric Power Co Analyses