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Datang Huayin Electric Power 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 Tuesday, October 27th, 2026

1 Day

63.93

increased by 7.85

1 Week

52.98

decreased by 3.10

1 Month

44.59

decreased by 11.49

Analysis last updated: Tuesday, October 27, 2026 at 06:21 PM UTC

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Date Range:

from

10/26/2024

to

10/26/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Datang Huayin Electric Power Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Sep 5, 1996 to Oct 23, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 99021 trading days (~392.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~99021 days
ParamValuet-stat
ωconst3.7687
0.00
αARCH0.2165
0.00
βGARCH0.7835
0.00
∑γi Spline Coefficients
K=2
γ10.0428
0.00
γ2-0.3452
0.00

1.000

Persistence

99021d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

3.7687
0.00
α

ARCH

Response to squared shocks

0.2165
0.00
β

GARCH

Volatility persistence

0.7835
0.00
∑γi Spline Coefficients
K=2
γ10.0428
0.00
γ2-0.3452
0.00

Persistence:

1.000

Half-life:

99021 days