Leanna Byrne

The thing is, Cuba's entire electricity system runs on imported fuel.

Its own production is limited.

Its infrastructure is decades old.

And without foreign oil, the lights simply don't stay on.

One resident recently told the BBC about the impact of the oil shortages.

Michelle Flurry there.

Now, let's do the numbers.

Shares of the advertising giant WPP are down about 7% after it revealed plans to cut $670 million a year in costs by 2028.

But shares of Rolls-Royce, the UK aerospace company, are up 5% after it raised its profit targets and announced a share buyback of up to $12 billion.

Meanwhile, the European Court of Justice has upheld a $915 million fine on 13 airlines for running an air freight cartel, which collaborated on pricing between 1999 and 2006.

The case has been in the courts for the past 16 years, and this latest ruling dismisses an appeal by the airlines on an earlier verdict.

Now, for years, the UK has been grappling with the decline of retail in many places, often blamed on out-of-town malls, online competition and high overheads.

A proliferation of charity or thrift stores is often considered to be a sign of this decline.

But James Graham's has been to the north of England, where one town is trying to make a virtue of its 13 charity shops.

And finally, a humanoid robot has conducted the Danish National Symphony Orchestra at performance in Copenhagen.

Members of the orchestra praised the robot for its ability to keep precise rhythm, but said it lacked facial expressions.

In the UK, I'm Leanna Byrne with the Marketplace Morning Report from the BBC World Service.

Have a great day and thanks so much for listening.

Germany's Chancellor goes to China to talk trade.

Live from the UK, this is the Marketplace Morning Report from the BBC World Service.