V-Lab
Zhejiang Zheneng Electric Power Co Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, August 24th, 2026
1 Day
46.15
increased by 3.86
1 Week
40.86
decreased by 1.43
1 Month
43.00
increased by 0.71
Analysis last updated: Saturday, August 22, 2026 at 06:28 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Dec 19, 2013 to Aug 21, 2026Model Insight
With persistence 0.999, illiquidity shocks have a half-life of 654 trading days (~2.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.1573 | 1.87* |
α ARCH Response to squared shocks | 0.2299 | 25.45*** |
β GARCH Volatility persistence | 0.7690 | 85.99*** |
Spline Coefficients
K=3
| γ1 | 0.1279 | 1.64 |
| γ2 | -0.1965 | -1.71* |
| γ3 | 0.0663 | 0.59 |
Persistence:
0.999
Half-life:
654 days
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