The IMF boss is right to say ‘buckle up’ – the global economy is facing multiple menaces

Trump's latest tariff tantrum and rising fears of an AI bubble have very quickly borne out Kristalina Georgieva's claim that uncertainty is the new normal'

• Trump threatens 100% tariffs as Beijing restricts rare-earth exports

Little more than 48 hours passed last week between a warning from the IMF chief, Kristalina Georgieva, that uncertainty is the new normal" and Donald Trump's latest tariff onslaught - this time aimed at China.

Markets plunged on Friday after Trump threatened to levy punitive additional tariffs of 100% on Chinese goods in retaliation for Beijing's blocks on exports of rare earth minerals.