V-Lab
Malee Group PCL Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Tuesday, September 8th, 2026
1 Day
8,595.50
increased by 4,695.47
1 Week
5,432.00
increased by 1,531.97
1 Month
4,965.02
increased by 1,064.99
Analysis last updated: Tuesday, September 8, 2026 at 09:54 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jun 24, 1994 to Sep 4, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 392 trading days (~1.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
Tap to view equation
High persistence: persistence 0.998, shock half-life ~392 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0101 | 3.84*** |
| αARCH | 0.2469 | 7.13*** |
| βGARCH | 0.7513 | 21.57*** |
Spline Coefficients
K=9
| γ1 | 0.1415 | 0.89 |
| γ2 | 0.1205 | 0.55 |
| γ3 | -0.4802 | -2.30** |
| γ4 | -0.3928 | -1.16 |
| γ5 | 1.6724 | 5.12*** |
| γ6 | -2.5049 | -8.05*** |
| γ7 | 3.5677 | 8.75*** |
| γ8 | -4.1118 | -10.38*** |
| γ9 | 3.8525 | 9.19*** |
0.998
Persistence392d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0101 | 3.84*** |
α ARCH Response to squared shocks | 0.2469 | 7.13*** |
β GARCH Volatility persistence | 0.7513 | 21.57*** |
Spline Coefficients
K=9
| γ1 | 0.1415 | 0.89 |
| γ2 | 0.1205 | 0.55 |
| γ3 | -0.4802 | -2.30** |
| γ4 | -0.3928 | -1.16 |
| γ5 | 1.6724 | 5.12*** |
| γ6 | -2.5049 | -8.05*** |
| γ7 | 3.5677 | 8.75*** |
| γ8 | -4.1118 | -10.38*** |
| γ9 | 3.8525 | 9.19*** |
Persistence:
0.998
Half-life:
392 days
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