te pūnawa matatini

A critical error in a report on lockdown timing risks undermining future decisions

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A Productivity Commission report finding was based on a fundamental misunderstanding of the nature of disease transmission dynamics, and now that error has itself been transmitted in the media and into the election campaign, write Nic Steyn, Mike Plank, Alex James, Rachelle Binny, Audrey Lustig and Shaun Hendy of Te Pūnaha Matatini. On May 2, … Read more

Spread the word: The rules of contagion are more important than you think

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The R number, the classic measure of how easily an infectious disease spreads, is how New Zealand crushed community transmission. But it’s also a clever guide to a much bigger picture, writes Jenny Nicholls. Predicting how the global Covid-19 pandemic will progress can seem impossible, with graphs of cases from other countries beginning to look … Read more