Bloomberg US Municipal Bond Index Total Return Value Unhedged USD Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Friday, May 22nd, 2026
1 Day
3.69%
decreased by 0.47%
1 Week
4.06%
decreased by 0.10%
1 Month
4.69%
increased by 0.53%
Analysis last updated: Saturday, May 23, 2026 at 01:56 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8960 | 5.08 | |
| 0.2827 | 9.61 | |
| 0.5944 | 18.44 | |
| -0.1698 | -2.60 | |
| 0.2533 | 2.82 | |
| -0.1346 | -2.89 | |
| 0.1001 | 2.01 | |
| -0.1114 | -1.80 | |
| 0.1900 | 3.09 | |
| -0.2112 | -5.14 |
Estimation Period:
Sep 18, 2001 to Apr 4, 2025
Sep 18, 2001 to Apr 4, 2025
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