Hello and welcome to the Intelligence from the Economist.

Today, from London, I'm your host, Jason Palmer.

Every weekday, we provide a fresh perspective on the events shaping your world.

In Ethiopia's northern region of Tigray, a vicious nearly two-year-old civil war continues to grind on.

A thousand kilometers away, at as Ababa is undergoing a radical makeover.

We ask why the Prime Minister is spending so much capital on the capital.

And it's never seemed quite right that a mentally challenging day can make you feel just as tired as a day of manual labor camp.

But the pencil pusher's struggle is real.

Thinking hard really does take it out of you.

And now, scientists think they know why.

First up, though.

Britain is getting ever closer to having a new Prime Minister.

It's been well over a month since Boris Johnson tendered his resignation with characteristic flair.

Hasta la vista, baby!

The field of replacements was swiftly thinned down to two.

The former Chancellor or Finance Minister Rishi Sunak and the Foreign Secretary Liz Truss.

They have been traipsing up and down the country, making their case to the 160,000 or so members of the Conservative Party

who will make the decision early next month.

As of today, our interactive poll tracker suggests that Ms Truss has about a 90% implied probability of clinching it.

Mr. Sunak, just 10.

Whatever the outcome, Britain's new leader has a tremendous challenge ensuring up the country's economy.

Britain is really close to picking a new Prime Minister.

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