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Shandong Xinneng Taishan Power Generation Co Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, October 8th, 2026
1 Day
208.88
decreased by 1.88
1 Month
164.66
decreased by 46.10
Analysis last updated: Thursday, October 1, 2026 at 06:58 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
May 9, 1997 to Sep 30, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 5590 trading days (~22.2 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 1.000, shock half-life ~5590 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.4809 | 1.27 |
| αARCH | 0.2942 | 11.39*** |
| βGARCH | 0.7057 | 27.35*** |
Spline Coefficients
K=9
| γ1 | -0.2335 | -1.13 |
| γ2 | -0.6626 | -1.67* |
| γ3 | 3.5857 | 4.69*** |
| γ4 | -5.1924 | -4.03*** |
| γ5 | 3.6060 | 2.42** |
| γ6 | -1.4044 | -1.21 |
| γ7 | 0.3242 | 0.54 |
| γ8 | 0.0142 | 0.05 |
| γ9 | -0.2199 | -0.91 |
1.000
Persistence5590d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.4809 | 1.27 |
α ARCH Response to squared shocks | 0.2942 | 11.39*** |
β GARCH Volatility persistence | 0.7057 | 27.35*** |
Spline Coefficients
K=9
| γ1 | -0.2335 | -1.13 |
| γ2 | -0.6626 | -1.67* |
| γ3 | 3.5857 | 4.69*** |
| γ4 | -5.1924 | -4.03*** |
| γ5 | 3.6060 | 2.42** |
| γ6 | -1.4044 | -1.21 |
| γ7 | 0.3242 | 0.54 |
| γ8 | 0.0142 | 0.05 |
| γ9 | -0.2199 | -0.91 |
Persistence:
1.000
Half-life:
5590 days
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