Skip to main content
V-Lab

Jiawei Renewable Energy Co Ltd EGARCH Volatility Analysis

Volatility prediction for Monday, August 17th, 2026

1 Day

74.77%

increased by 7.05%

1 Week

73.78%

increased by 6.06%

1 Month

70.96%

increased by 3.24%

Analysis last updated: Saturday, August 15, 2026 at 07:35 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Jiawei Renewable Energy Co Ltd EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 11, 2012 to Aug 14, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 38% 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

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.1319
13.86***
α

ARCH

Response to squared shocks

0.2111
24.97***
β

GARCH

Volatility persistence

0.9529
271.25***
γ

leverage

Additional response to negative shocks

0.0337
4.79***

Persistence:

0.953

Half-life:

14 days