V-Lab
MCR SA Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Friday, September 11th, 2026
1 Day
605,646.40
decreased by 189,306.20
1 Week
838,702.14
increased by 43,749.54
1 Month
784,698.49
decreased by 10,254.11
Analysis last updated: Friday, September 11, 2026 at 09:08 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jul 30, 2007 to Sep 4, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 326 trading days (~1.3 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 ~326 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 2.3679 | 2.09** |
| αARCH | 0.3015 | 5.46*** |
| βGARCH | 0.6964 | 12.73*** |
Spline Coefficients
K=10
| γ1 | -2.2637 | -3.29*** |
| γ2 | 3.5825 | 3.09*** |
| γ3 | -1.8519 | -2.29** |
| γ4 | 0.8130 | 1.20 |
| γ5 | 0.1219 | 0.16 |
| γ6 | -1.0823 | -1.39 |
| γ7 | 0.5147 | 0.64 |
| γ8 | 0.7346 | 1.27 |
| γ9 | -4.7044 | -2.83*** |
| γ10 | 14.6345 | 3.00*** |
0.998
Persistence326d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.3679 | 2.09** |
α ARCH Response to squared shocks | 0.3015 | 5.46*** |
β GARCH Volatility persistence | 0.6964 | 12.73*** |
Spline Coefficients
K=10
| γ1 | -2.2637 | -3.29*** |
| γ2 | 3.5825 | 3.09*** |
| γ3 | -1.8519 | -2.29** |
| γ4 | 0.8130 | 1.20 |
| γ5 | 0.1219 | 0.16 |
| γ6 | -1.0823 | -1.39 |
| γ7 | 0.5147 | 0.64 |
| γ8 | 0.7346 | 1.27 |
| γ9 | -4.7044 | -2.83*** |
| γ10 | 14.6345 | 3.00*** |
Persistence:
0.998
Half-life:
326 days
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