The South African rand slipped by almost 3% last week, its worst five-day showing since August amid worries that President Jacob Zuma may be set to sack his competent and economically literate deputy Cyril Ramaphosa.

Cryptocurrency Ripple was created by a California-based start-up of the same name as a way for financial institutions to make cross-border payments quickly and securely.

For now, the bitcoin bulls are winning big. But Matthew Partridge thinks it might be time to bet on a pullback.

Tourism is booming, the current account is in surplus, and the yield on local assets is enticing. No wonder the Thai baht has risen by 8% against the US dollar this year.

It’s easy to beat yourself up about missed investment opportunities that made fortunes for those who bought in early. But it does nobody any good, says Dominic Frisby.

It’s not the technology that investment bank boss Jamie Dimon has a problem with. It’s the cryptocurrency.

Most investors don’t know what to make of bitcoin. But the best brains see the potential and are flocking to this new asset class, argues Charlie Morris.

The pound gave us a valuable lesson in contrarianism this week, says John Stepek. Plus, MoneyWeek’s charts that matter, and what they tell us.

The Canadian dollar, nicknamed the loonie, has leapt to a two-year high around $1.21 against its US counterpart as a result of Canada’s robust eocnomy and higher interest rates.

One of the upsides of the Brexit vote was supposed to be that the slide in sterling would help rebalance the economy. It hasn’t worked out that way, yet, but it’s too soon to give up.