Skip to main content
V-Lab
V-Lab

China Yangtze 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 Wednesday, September 30th, 2026

1 Day

2.51

increased by 0.35

1 Week

2.11

decreased by 0.05

1 Month

2.00

decreased by 0.16

Analysis last updated: Wednesday, September 30, 2026 at 06:21 PM UTC

Press Delete or Backspace to remove this series.
Date Range:

from

09/29/2024

to

09/29/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of China Yangtze Power Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Nov 18, 2003 to Sep 24, 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.

μ

ILLIQ-SMEM Model

Tap to view equation

High persistence: persistence 1.000 ≥ 1, shocks do not decay
ParamValuet-stat
ωconst0.6063
αARCH0.3718
βGARCH0.6282
∑γi Spline Coefficients
K=4
γ11.2611
γ20.3182
γ3-3.7620
γ40.9593

1.000

Persistence

-

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.6063
α

ARCH

Response to squared shocks

0.3718
β

GARCH

Volatility persistence

0.6282
∑γi Spline Coefficients
K=4
γ11.2611
γ20.3182
γ3-3.7620
γ40.9593

Persistence:

1.000

Half-life:

-