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V-Lab

US Dollar to New Zealand Dollar Spline-GARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

7.26%

decreased by 0.03%

1 Week

7.27%

decreased by 0.02%

1 Month

7.33%

increased by 0.04%

Analysis last updated: Friday, September 11, 2026 at 08:44 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of US Dollar to New Zealand Dollar SGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 11, 2026

Model Insight

With persistence 0.992, volatility shocks have a half-life of 83 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

τ

Spline-GARCH Model

Tap to view equation

High persistence: persistence 0.992, shock half-life ~83 days
ParamValuet-stat
ωconst0.8151
8.72***
αARCH0.0288
5.49***
βGARCH0.9629
147.98***
γi Spline Coefficients
K=1
γ1-0.0006
-1.92*

0.992

Persistence

83d

Half-life
τ

Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.8151
8.72***
α

ARCH

Response to squared shocks

0.0288
5.49***
β

GARCH

Volatility persistence

0.9629
147.98***
γi Spline Coefficients
K=1
γ1-0.0006
-1.92*

Persistence:

0.992

Half-life:

83 days