US Dollar to Turkish New Lira MF2-GARCH Volatility Analysis
Volatility prediction for Monday, October 19th, 2026
1 Day
2.45%
1 Week
2.50%
1 Month
2.71%
Analysis last updated: Sunday, October 18, 2026 at 03:14 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Oct 16, 2026Model Insight
With persistence 0.999, volatility shocks have a half-life of 606 trading days (~2.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Inverse leverage: Positive returns increase volatility 274% more than negative returns
MF2-GARCH Model
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| Param | Value | t-stat |
|---|---|---|
| mwindow | 26 | |
| αARCH | 0.0447 | 4.52*** |
| βGARCH | 0.9706 | 143.57*** |
| γleverage | -0.0327 | -2.99*** |
| λ₁tau intercept | 0.0879 | 1.39 |
| λ₂forecast adj. | 0.3476 | 2.24** |
| λ₃tau persistence | 0.0000 | 0.00 |
0.999
Persistence606d
Half-lifeMF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 26 | |
α ARCH Response to squared shocks | 0.0447 | 4.52*** |
β GARCH Volatility persistence | 0.9706 | 143.57*** |
γ leverage Additional response to negative shocks | -0.0327 | -2.99*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0879 | 1.39 |
λ₂ forecast adj. Forecast performance sensitivity | 0.3476 | 2.24** |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.999
Half-life:
606 days
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