V-Lab
Philippine Peso GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 19th, 2026
1 Day
4.06%
unchanged at 0.00%
1 Week
4.09%
increased by 0.03%
1 Month
4.19%
increased by 0.13%
Analysis last updated: Tuesday, August 18, 2026 at 07:42 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 31, 2001 to Aug 14, 2026Model Insight
Volatility shocks decay with a half-life of 50 trading days, meaning a shock loses half its impact after approximately 50 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0013 | 22.43*** |
α ARCH Response to squared shocks | 0.0670 | 23.01*** |
β GARCH Volatility persistence | 0.9200 | 526.29*** |
γ leverage Additional response to negative shocks | -0.0012 | -0.25 |
Persistence:
0.986
Half-life:
50 days
Other Philippine Peso Analyses
Other GJR-GARCH Analyses on Currencies