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V-Lab

Bloomberg Global Aggregate ex-USD Bond Index Total Return Value Unhedged USD MF2-GARCH Volatility Analysis

Volatility prediction for Friday, August 21st, 2026

1 Day

5.47%

decreased by 0.08%

1 Week

5.49%

decreased by 0.06%

1 Month

5.55%

increased by 0.00%

Analysis last updated: Monday, August 24, 2026 at 08:15 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

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10Y ·

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graph of Bloomberg Global Aggregate ex-USD Bond Index Total Return Value Unhedged USD MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 31, 2000 to Aug 20, 2026
Stationarity Enforced

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 68% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

26
α

ARCH

Response to squared shocks

0.0539
7.25***
β

GARCH

Volatility persistence

0.8011
17.98***
γ

leverage

Additional response to negative shocks

-0.0218
-2.61***
λ₁

tau intercept

Baseline long-term coefficient

0.0014
0.64
λ₂

forecast adj.

Forecast performance sensitivity

0.0530
0.92
λ₃

tau persistence

Long-term factor persistence

0.9418
15.15***

Persistence:

0.844

Half-life:

4 days