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Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.
The writer is an FT contributing editor
At the farmers’ market on Detroit Street in Ann Arbor, Michigan, there are three ways to pay. You can hand over cash. For some vendors, you can swipe a credit card at the stall. Or you can stop by the market office trailer, swipe a credit card and in exchange receive what the market informally calls wooden nickels — tokens,…
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