V-Lab
Rio Bravo Multiestrategia Fundo de Investimento Imobiliario de Responsabilidade MEM Volatility Analysis
Volatility prediction for Thursday, October 1st, 2026
1 Day
17.54%
decreased by 0.33%
1 Week
17.75%
decreased by 0.12%
1 Month
18.57%
increased by 0.70%
Analysis last updated: Thursday, October 1, 2026 at 10:29 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 3, 2013 to Sep 25, 2026Model Insight
With persistence 0.998, volatility shocks have a half-life of 360 trading days (~1.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
MEM Model
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High persistence: persistence 0.998, shock half-life ~360 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0172 | 0.90 |
| αARCH | 0.0972 | 5.29*** |
| βGARCH | 0.9008 | 56.86*** |
0.998
Persistence360d
Half-lifeμ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0172 | 0.90 |
α ARCH Response to squared shocks | 0.0972 | 5.29*** |
β GARCH Volatility persistence | 0.9008 | 56.86*** |
Persistence:
0.998
Half-life:
360 days
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