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Hello and welcome to the Intelligence on Economist Radio.

I'm your host, Jason Palmer.

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

In America, the debate over abortion is becoming even more polarized. As conservative states pass more restrictive legislation, liberal ones are making late-term abortions easier. And the president is weighing in to compound the division.

And it can be really tricky to get a taxi in Beirut, unless you know how the decades-old

system of signaling, haggling, and ride-sharing works.

And it's exactly this complexity that keeps upstart taxi firms such as Uber from taking

hold.

But first...

Over the past week, a wave of xenophobic violence has swept through South Africa.

Gangs wielding sticks advanced through the streets of central Johannesburg.

Their chance in Zulu rang clear.

Foreigners must go back to where they came from.

And yesterday, amid the unrest, Nigeria pledged to repatriate over 600 of its citizens

over concerns for their safety.

A petrol bomb was thrown at a mosque, and shops have been burned and looted.

Twelve people have been killed in the attacks, which have mostly been carried out by South Africans

...