ZhongYeDa Electric Co Ltd Asymmetric ILLIQ Liquidity Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Liquidity prediction for Monday, July 20th, 2026
1 Day
526.09
1 Week
545.70
1 Month
449.47
Analysis last updated: Saturday, July 18, 2026 at 10:00 PM UTC
News Impact Curve
How returns affect tomorrow's liquidityLiquidity Forecast
How liquidity evolves over timeParameter Estimates
Jul 6, 2010 to Jul 17, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 1386294 trading days (~5501.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: Illiquidity rises 123% more after negative returns
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 6.73*** |
α ARCH Response to squared shocks | 0.1291 | 14.21*** |
β GARCH Volatility persistence | 0.7916 | 239.16*** |
γ leverage Additional response to negative shocks | 0.1586 | 12.68*** |
Persistence:
1.000
Half-life:
1386294 days
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