V-Lab
Vietnam Sun Corp ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Monday, September 28th, 2026
1 Day
10,135.82
1 Week
4,445.20
1 Month
2,602.27
Analysis last updated: Saturday, September 26, 2026 at 11:51 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Oct 21, 2008 to Sep 25, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 285 trading days (~1.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. This multi-frequency model splits illiquidity into a fast short-run component and a slow-moving long-run level that drifts over the sample rather than a constant baseline.
ILLIQ-MFMEM Model
Tap to view equation
| Param | Value | t-stat |
|---|---|---|
| mwindow | 126 | |
| αARCH | 0.1498 | 3.39*** |
| βGARCH | 0.9227 | 58.97*** |
| γleverage | -0.1498 | -2.38** |
| λ₁tau intercept | 0.0000 | 0.17 |
| λ₂forecast adj. | 0.0000 | 0.06 |
| λ₃tau persistence | 0.9470 | 154.86*** |
0.998
Persistence285d
Half-lifeILLIQ-MFMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 126 | |
α ARCH Response to squared shocks | 0.1498 | 3.39*** |
β GARCH Volatility persistence | 0.9227 | 58.97*** |
γ leverage Additional response to negative shocks | -0.1498 | -2.38** |
λ₁ tau intercept Baseline long-term coefficient | 0.0000 | 0.17 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.06 |
λ₃ tau persistence Long-term factor persistence | 0.9470 | 154.86*** |
Persistence:
0.998
Half-life:
285 days
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