Around the world, countries are seeing Covid-19 vaccination rates plateauing at around 50-60% – and it's hurting them badly. So how will we get our Covid-19 vaccination rates up to the 80%-90% required for herd immunity? In this episode, Bernard Hickey explains how we can nudge our way to that target using behavioural economics and behavioural finance to get there. To find out more, he speaks to Māori health advocate Rawiri McKree Jansen and vaccinologist Helen Petousis-Harris.

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