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Zhejiang Zheneng Electric Power Co Ltd Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Tuesday, September 22nd, 2026

1 Day

40.09

increased by 6.42

1 Week

34.65

increased by 0.98

1 Month

37.73

increased by 4.06

Analysis last updated: Tuesday, September 22, 2026 at 06:33 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Zhejiang Zheneng Electric Power Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Dec 19, 2013 to Sep 18, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 3300 trading days (~13.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~3300 days
ParamValuet-stat
ωconst1.2214
2.26**
αARCH0.2341
26.95***
βGARCH0.7657
88.27***
γi Spline Coefficients
K=1
γ1-0.0212
-1.80*

1.000

Persistence

3300d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.2214
2.26**
α

ARCH

Response to squared shocks

0.2341
26.95***
β

GARCH

Volatility persistence

0.7657
88.27***
γi Spline Coefficients
K=1
γ1-0.0212
-1.80*

Persistence:

1.000

Half-life:

3300 days