Nikkei Stock Average Volatility Index

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{name} Model Equation

How returns affect tomorrow's volatility

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Value at Risk (VaR) estimates the maximum loss at a given confidence level. Expected Shortfall (ES) estimates the average loss beyond VaR.

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Param	Value	t-stat
mwindow	21
αARCH	0.2131	3.81***
βGARCH	0.6810	14.40***
γleverage	0.0096	0.15
λ₁tau intercept	0.0133	1.16
λ₂forecast adj.	0.0097	3.00***
λ₃tau persistence	0.9895	269.47***

Parameter	Value	t-statistic
m window Rolling window length	21
α ARCH Response to squared shocks	0.2131	3.81***
β GARCH Volatility persistence	0.6810	14.40***
γ leverage Additional response to negative shocks	0.0096	0.15
λ₁ tau intercept Baseline long-term coefficient	0.0133	1.16
λ₂ forecast adj. Forecast performance sensitivity	0.0097	3.00***
λ₃ tau persistence Long-term factor persistence	0.9895	269.47***

V-Lab

Onex Corp (Japan) MF2-GARCH Volatility Analysis

Date Range:

News Impact Curve

Volatility Forecast

Parameter Estimates

Other Onex Corp (Japan) Analyses