US economy fast becoming Trump's Achilles' heel

US president Donald Trump rolled back on his tariff threat after a phone call with European Commission president Ursula von der Leyen. Photograph: Jim Watson/AFP via Getty Images Stephen Moore, a former economic adviser to US president Donald Trump, told the BBC last week that Trump's threat to slap a blanket 50 per cent tariff on all EU goods entering the US from June 1st, later extended to July 9th, was not so much the US bullying Brussels but an expression of frustration at the lack of a deal. "I think he was hoping that by now we would have…