V-Lab
R I L Property PLC Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, September 28th, 2026
1 Day
21,408.85
increased by 14,450.06
1 Week
9,289.80
increased by 2,331.01
1 Month
4,963.63
decreased by 1,995.16
Analysis last updated: Saturday, September 26, 2026 at 10:48 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
May 4, 2017 to Sep 25, 2026Model Insight
With persistence 0.997, illiquidity shocks have a half-life of 214 trading days (~0.9 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 0.997, shock half-life ~214 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 11.2895 | 1.54 |
| αARCH | 0.2990 | 3.30*** |
| βGARCH | 0.6977 | 7.96*** |
Spline Coefficients
K=5
| γ1 | 1.2116 | 1.77* |
| γ2 | -6.7870 | -4.75*** |
| γ3 | 16.0828 | 7.56*** |
| γ4 | -21.8181 | -6.65*** |
| γ5 | 24.5264 | 4.86*** |
0.997
Persistence214d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 11.2895 | 1.54 |
α ARCH Response to squared shocks | 0.2990 | 3.30*** |
β GARCH Volatility persistence | 0.6977 | 7.96*** |
Spline Coefficients
K=5
| γ1 | 1.2116 | 1.77* |
| γ2 | -6.7870 | -4.75*** |
| γ3 | 16.0828 | 7.56*** |
| γ4 | -21.8181 | -6.65*** |
| γ5 | 24.5264 | 4.86*** |
Persistence:
0.997
Half-life:
214 days
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