The use of active currency management as a source of return has risen rapidly in recent
years. This article seeks to explore whether that growth is justified, looking both at the returns …

The effective reproduction number, R eff , is an important measure of transmission potential
in the modelling of epidemics. It measures the average number of people that will be infected …

There is limited evidence as to how COVID-19 infection fatality rates (IFR) may vary by
ethnicity. We combine demographic and health data for ethnic groupings in Aotearoa New …

Aims We aim to quantify differences in clinical outcomes from COVID-19 infection in Aotearoa
New Zealand by ethnicity with a focus on risk of hospitalisation. Methods We used data on …

Between February and May 2020, New Zealand recorded 1504 cases of COVID-19 before
eliminating community transmission of the virus in June 2020. During this period, a series of …

Having decided to implement a currency overlay programme, a pension fund must decide
on the benchmark for that mandate. The answer is not always clear cut and can have a …

While case numbers remain low, population-wide control methods combined with efficient
tracing, testing, and case isolation, offer the opportunity for New Zealand to contain and …

Models of contact tracing often over-simplify the effects of quarantine and isolation on disease
transmission. We develop a model that allows us to investigate the importance of these …

Invasions by alien pest species contribute heavily to global biodiversity decline, with invasive
mammals having some of the greatest impacts on endemic biota. Pest management within …

New Zealand responded to the COVID-19 pandemic with a combination of border
restrictions and an Alert Level (AL) system that included strict stay-at-home orders. These …