V-Lab
Deutsche Borse TecDAX Total Return Selection Index MF2-GARCH Volatility Analysis
Volatility prediction for Wednesday, September 9th, 2026
1 Day
16.50%
decreased by 0.23%
1 Week
17.01%
increased by 0.28%
1 Month
18.23%
increased by 1.50%
Analysis last updated: Tuesday, September 8, 2026 at 07:11 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1998 to Sep 4, 2026Model Insight
This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.
σ
MF2-GARCH Model
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Leverage: volatility responds almost entirely to negative shocks
| Param | Value | t-stat |
|---|---|---|
| mwindow | 21 | |
| αARCH | 0.0114 | 1.34 |
| βGARCH | 0.8130 | 49.36*** |
| γleverage | 0.1642 | 10.61*** |
| λ₁tau intercept | 0.0091 | 2.43** |
| λ₂forecast adj. | 0.0419 | 4.76*** |
| λ₃tau persistence | 0.9541 | 100.01*** |
0.907
Persistence7d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.0114 | 1.34 |
β GARCH Volatility persistence | 0.8130 | 49.36*** |
γ leverage Additional response to negative shocks | 0.1642 | 10.61*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0091 | 2.43** |
λ₂ forecast adj. Forecast performance sensitivity | 0.0419 | 4.76*** |
λ₃ tau persistence Long-term factor persistence | 0.9541 | 100.01*** |
Persistence:
0.907
Half-life:
7 days
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