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V-Lab

Jiawei Renewable Energy Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

53.69%

increased by 3.50%

1 Week

54.10%

increased by 3.91%

1 Month

55.43%

increased by 5.24%

Analysis last updated: Tuesday, July 14, 2026 at 06:22 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Jiawei Renewable Energy Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 11, 2012 to Jul 10, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 64% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.4576
12.22***
α

ARCH

Response to squared shocks

0.1034
15.69***
β

GARCH

Volatility persistence

0.8849
142.19***
γ

leverage

Additional response to negative shocks

-0.0405
-4.29***

Persistence:

0.968

Half-life:

21 days