🔊 Donald Trump’s tariffs and Chinese rare earths have scrambled global commerce. Yet as Ed Conway describes in ‘Trade World,’ rulers have wielded chokepoints for centuries, with mixed results. On The Big View, he says that advantages rarely last ↧ PODCAST: Why trade flows are so enduring and hard to stop: podcast Donald Trump’s tariffs and Chinese rare earths have scrambled global commerce. Yet as Ed Conway describes in ‘Trade World’, rulers have wielded chokepoints for centuries, with mixed results. In this episode of The Big View, he tells Peter Thal Larsen that advantages rarely last.