V-Lab
S&P/TSX 60 Index Asy. MEM Volatility Analysis
Volatility prediction for Monday, August 10th, 2026
1 Day
9.33%
decreased by 0.75%
1 Week
9.55%
decreased by 0.53%
1 Month
10.32%
increased by 0.24%
Analysis last updated: Saturday, August 8, 2026 at 08:57 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Aug 7, 2026Model Insight
This asset exhibits a notable leverage effect: negative returns increase next-day volatility 77% more than equivalent positive returns.
μ
AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0130 | 35.04*** |
α ARCH Response to squared shocks | 0.1447 | 42.73*** |
β GARCH Volatility persistence | 0.7862 | 337.01*** |
γ leverage Additional response to negative shocks | 0.1117 | 19.51*** |
Persistence:
0.987
Half-life:
52 days
Other Asy. MEM Analyses on Equity Indices