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Beijing Jingneng 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 Monday, August 3rd, 2026

1 Day

41.03

decreased by 11.00

1 Week

49.25

decreased by 2.78

1 Month

52.17

increased by 0.14

Analysis last updated: Sunday, August 2, 2026 at 02:54 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Beijing Jingneng Power Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

May 10, 2002 to Jul 31, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 138629 trading days (~550.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.9109
0.00
α

ARCH

Response to squared shocks

0.2489
0.00
β

GARCH

Volatility persistence

0.7511
0.00
γi Spline Coefficients
K=5
γ10.2244
0.00
γ2-0.7047
0.00
γ30.8189
0.03
γ4-0.4701
-0.01
γ50.1766
0.10

Persistence:

1.000

Half-life:

138629 days