In this article

This report is from this week’s CNBC’s UK Exchange newsletter. Like what you see? You can subscribe here.

After several years in the Big Apple, I knew my return to London would be a culture shock.

Instead of Times Square with its skyscrapers and blinding lights, I would roam around Piccadilly Circus and its Victorian buildings; Dunkin Donuts on every major intersection would be replaced by Greggs on street corners, and I’d be ordering a sausage roll instead of a bagel for lunch.

But beyond the trivial switch-ups, I was in for a bigger shock than I thought — on the economic front.