The new abnormal: What can we learn from last week’s market wobble?

Analysts focus on concerns about Trump’s threatened trade war with China as global uncertainty reigns

A trader signals an offer in the corn options pit at the Chicago Mercantile Exchange Picture: Getty Images

Paul Samuelson, the first American to win the Nobel Prize for Economics, once famously observed that the stock market has forecast nine of the last five recessions.

It was a pungent take on the tendency to read too much into market wobbles and is particularly relevant after a week in which stock markets plummeted around the world, wiping billions off the value of shares in the US, Europe and Britain.

Even the Iseq ...