widening

As China dominates the Congolese mineral sector, there could be "a widening strategic gap, where adversarial nations continue to monopolise Africa's resources", the letter to Rubio said.

Stock markets in the US, UK and Asia dipped following the introduction of the taxes amid fears of trade war widening.

At the same time, the UK saw rising risk factors, including obesity, poor diet and low levels of exercise, against a backdrop of widening social inequality and pressure on the NHS.

What's more, the consuming class in Asia's third largest economy isn't "widening" as much as it is "deepening", according to the report.

They tend to be older and own more investments and property, both of which are rising in value, widening the wealth gap.