Skip to main content
V-Lab

Singapore Dollar AGARCH Volatility Analysis

Volatility prediction for Monday, August 17th, 2026

1 Day

2.52%

decreased by 0.04%

1 Week

2.56%

increased by 0.00%

1 Month

2.72%

increased by 0.16%

Analysis last updated: Sunday, August 16, 2026 at 01:46 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Singapore Dollar AGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Aug 14, 2026

Model Insight

With persistence 0.992, volatility shocks have a half-life of 90 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Asymmetry: positive returns raise volatility more

σ

AGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0006
18.09***
α

ARCH

Response to squared shocks

0.0470
38.80***
β

GARCH

Volatility persistence

0.9453
695.59***
γ

leverage

Additional response to negative shocks

-0.0272
-5.99***

Persistence:

0.992

Half-life:

90 days