V-Lab
ZhongYeDa Electric Co Ltd Spline ILLIQ Liquidity Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Illiquidity prediction for Monday, August 31st, 2026
1 Day
305.91
decreased by 85.78
1 Week
379.18
decreased by 12.51
1 Month
300.46
decreased by 91.23
Analysis last updated: Saturday, August 29, 2026 at 08:10 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jul 6, 2010 to Aug 28, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 77016 trading days (~305.6 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 | 0.8474 | 0.35 |
α ARCH Response to squared shocks | 0.2817 | 0.02 |
β GARCH Volatility persistence | 0.7183 | 0.05 |
Spline Coefficients
K=3
| γ1 | -0.2159 | 0.00 |
| γ2 | 0.2892 | 0.01 |
| γ3 | -0.1150 | -0.02 |
Persistence:
1.000
Half-life:
77016 days
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