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Jinneng Holding Shanxi Electric Power Co Ltd Asymmetric 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 17th, 2026

1 Day

64.36

increased by 17.83

1 Week

50.33

increased by 3.80

1 Month

70.34

increased by 23.81

Analysis last updated: Saturday, August 15, 2026 at 07:00 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Jinneng Holding Shanxi Electric Power Co Ltd ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jun 10, 1997 to Aug 14, 2026

Model Insight

Estimated persistence of 1.000 is at or above 1 (non-stationary): illiquidity shocks do not decay and the long-run level is undefined, so long-horizon forecasts should be treated with caution.

Asymmetry: Illiquidity rises 65% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
3.78***
α

ARCH

Response to squared shocks

0.1424
31.75***
β

GARCH

Volatility persistence

0.8113
534.09***
γ

leverage

Additional response to negative shocks

0.0926
11.55***

Persistence:

1.000

Half-life:

-