Industries like whisky and salmon are bracing themselves as Donald Trump prepares to announce taxes on goods imported into the US, on what he’s calling Liberation Day. We’re asking why exactly he’s so keen on tariffs, and what it could mean for our economy. Businessman Sir Tom Hunter, one of Scotland’s wealthiest people, helps us get inside the head of the man who wrote The Art of the Deal. And economics expert Professor Mark Blyth, from Brown University in Rhode Island, explains the theory behind Mr Trump’s actions.Scotcast is the BBC’s Scottish news podcast, with Martin Geissler, Laura Miller and Natalie Higgins. Get in touch with us by emailing [email protected]

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