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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 shape in your world.

In Japan, the ethos of imprisonment is one of retribution, menial labor, restricted activities,

and a lot of quiet. That is bad news for the increasing share of elderly prisoners,

so authorities are at last reforming the penal system.

And perhaps the single most helpful technology for Ukraine's forces in fending off Russia's invasion have been anti-tank missiles.

Now supplies are running worryingly low, but the weapons may already have done their most important work.

First up, though.

Thank you.

Well, this is it, folks. Thank you everybody for coming out.

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