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The tit for tat tariff exchanges are heating up with Donald Trump responding to Canada's latest trade threats on social media.
Speaking after the US imposed 25% taxes on Canada and Mexican goods overnight, Canada's Prime Minister, Justin Trudeau, condemned what he called "a dumb trade war."
But what could all of this mean for New Zealand?
Niven Winchester is a Professor of Economics at the Auckland University of Technology who has been modelling the impact of this trade disruption for Aotearoa.
