Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	7.1634	4.27
$α$	0.1157	19.56
$β$	0.9474	71.90
$ν$	2.9181	15.58

V-Lab

System Research Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:42.51% (-5.81%)

Date Range:

Parameter Estimates

Other System Research Co Ltd Analyses