CIBC MSCI Emerging Markets Equity Index ETF MEM Volatility Analysis
Volatility prediction for Monday, October 19th, 2026
1 Day
25.66%
increased by 2.76%
1 Week
26.88%
increased by 3.98%
1 Month
29.36%
increased by 6.46%
Analysis last updated: Saturday, October 17, 2026 at 09:02 AM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 23, 2021 to Oct 16, 2026Model Insight
Volatility shocks decay with a half-life of 7 trading days, meaning a shock loses half its impact after approximately 7 days.
μ
MEM Model
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Shock decay: Shocks decay with a 7-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.4008 | 1.38 |
| αARCH | 0.2559 | 2.04** |
| βGARCH | 0.6443 | 8.33*** |
0.900
Persistence7d
Half-lifeμ
MEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.4008 | 1.38 |
α ARCH Response to squared shocks | 0.2559 | 2.04** |
β GARCH Volatility persistence | 0.6443 | 8.33*** |
Persistence:
0.900
Half-life:
7 days
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