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GD Power Development Co Ltd Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Thursday, July 23rd, 2026

1 Day

18.32

decreased by 1.05

1 Week

20.76

increased by 1.39

1 Month

19.06

decreased by 0.31

Analysis last updated: Thursday, July 23, 2026 at 06:04 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of GD Power Development Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Mar 18, 1997 to Jul 17, 2026

Model Insight

With persistence 0.995, illiquidity shocks have a half-life of 132 trading days (~0.5 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

1.0901
3.16***
α

ARCH

Response to squared shocks

0.1831
20.78***
β

GARCH

Volatility persistence

0.8117
94.92***
γi Spline Coefficients
K=10
γ10.0693
0.33
γ2-1.0282
-2.94***
γ33.3603
7.16***
γ4-4.2208
-5.84***
γ52.5017
3.29***
γ6-2.1766
-3.49***
γ73.4527
7.13***
γ8-2.8307
-8.73***
γ90.9675
4.87***
γ10-0.0977
-0.43

Persistence:

0.995

Half-life:

132 days