There's already a slowdown in global trade volumes, that won't be helped by Trump's latest tariff move over night against Mexico, says Eimar Daly chief economist at Macquarie Bank in London.
Yesterday's data on US growth on face value was "pretty strong" at 3.1% but "if you drill down its a case of unsound quality as opposed to quantity" is that imports declined and the concern that it's based mainly on stockpiling. Consumption was at its lowest level for over a year, she points out.
This side of the Atlantic too "the weakness we're seeing in Germany is a proxy for slower global growth" because the German economy is so open and as a result is so exposed to any weakness in China.