Huadian Power International Corp Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Wednesday, November 11th, 2026
1 Day
26.34
increased by 0.74
1 Week
27.66
increased by 2.06
1 Month
28.27
increased by 2.67
Analysis last updated: Wednesday, November 11, 2026 at 06:59 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Feb 3, 2005 to Nov 6, 2026Model Insight
With persistence 0.999, illiquidity shocks have a half-life of 506 trading days (~2.0 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 ~506 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.3361 | 2.23** |
| αARCH | 0.2441 | 5.17*** |
| βGARCH | 0.7545 | 15.90*** |
Spline Coefficients
K=9
| γ1 | -0.1624 | -0.26 |
| γ2 | -3.0652 | -1.10 |
| γ3 | 11.1861 | 1.30 |
| γ4 | -14.8866 | -1.41 |
| γ5 | 10.5178 | 1.58 |
| γ6 | -4.9121 | -1.75* |
| γ7 | 1.3630 | 1.67* |
| γ8 | -0.1039 | -0.38 |
| γ9 | 0.2163 | 0.60 |
0.999
Persistence506d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.3361 | 2.23** |
α ARCH Response to squared shocks | 0.2441 | 5.17*** |
β GARCH Volatility persistence | 0.7545 | 15.90*** |
Spline Coefficients
K=9
| γ1 | -0.1624 | -0.26 |
| γ2 | -3.0652 | -1.10 |
| γ3 | 11.1861 | 1.30 |
| γ4 | -14.8866 | -1.41 |
| γ5 | 10.5178 | 1.58 |
| γ6 | -4.9121 | -1.75* |
| γ7 | 1.3630 | 1.67* |
| γ8 | -0.1039 | -0.38 |
| γ9 | 0.2163 | 0.60 |
Persistence:
0.999
Half-life:
506 days
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