V-Lab
20Y US Treasury 20 Year Zero Coupon Yield Continuously Compounded MF2-GARCH Volatility Analysis
Volatility prediction for Monday, September 21st, 2026
1 Day
12.94%
increased by 0.05%
1 Week
13.06%
increased by 0.17%
1 Month
13.58%
increased by 0.69%
Analysis last updated: Wednesday, September 23, 2026 at 03:06 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Sep 18, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 157% more than equivalent positive returns.
σ
MF2-GARCH Model
Tap to view equation
Leverage: Negative returns increase volatility 157% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| mwindow | 116 | |
| αARCH | 0.0187 | 4.19*** |
| βGARCH | 0.9517 | 160.22*** |
| γleverage | 0.0294 | 3.51*** |
| λ₁tau intercept | 0.0632 | 2.59*** |
| λ₂forecast adj. | 0.9718 | 37.38*** |
| λ₃tau persistence | 0.0000 | 0.00 |
0.985
Persistence46d
Half-lifeσ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 116 | |
α ARCH Response to squared shocks | 0.0187 | 4.19*** |
β GARCH Volatility persistence | 0.9517 | 160.22*** |
γ leverage Additional response to negative shocks | 0.0294 | 3.51*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0632 | 2.59*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.9718 | 37.38*** |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.985
Half-life:
46 days
Other 20Y US Treasury 20 Year Zero Coupon Yield Continuously Compounded Analyses
Other MF2-GARCH Analyses on Government Bonds