V-Lab
Ningxia Western Venture Industrial Co Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, October 8th, 2026
1 Day
459.25
decreased by 10.90
1 Month
423.53
decreased by 46.62
Analysis last updated: Thursday, October 1, 2026 at 06:56 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jun 17, 1994 to Sep 30, 2026Model Insight
With persistence 0.999, illiquidity shocks have a half-life of 886 trading days (~3.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
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High persistence: persistence 0.999, shock half-life ~886 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.8005 | 4.55*** |
| αARCH | 0.3566 | 14.92*** |
| βGARCH | 0.6426 | 27.15*** |
Spline Coefficients
K=8
| γ1 | -0.2783 | -1.20 |
| γ2 | 0.5384 | 1.64 |
| γ3 | -0.3402 | -1.59 |
| γ4 | 0.5343 | 2.92*** |
| γ5 | -3.3419 | -13.04*** |
| γ6 | 7.2709 | 9.44*** |
| γ7 | -6.3586 | -8.66*** |
| γ8 | 1.9796 | 5.31*** |
0.999
Persistence886d
Half-lifeμ
ILLIQ-SMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.8005 | 4.55*** |
α ARCH Response to squared shocks | 0.3566 | 14.92*** |
β GARCH Volatility persistence | 0.6426 | 27.15*** |
Spline Coefficients
K=8
| γ1 | -0.2783 | -1.20 |
| γ2 | 0.5384 | 1.64 |
| γ3 | -0.3402 | -1.59 |
| γ4 | 0.5343 | 2.92*** |
| γ5 | -3.3419 | -13.04*** |
| γ6 | 7.2709 | 9.44*** |
| γ7 | -6.3586 | -8.66*** |
| γ8 | 1.9796 | 5.31*** |
Persistence:
0.999
Half-life:
886 days
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