• Reading Levels 1 - 5
Geography | Economics

How do supermarkets work?

Anywhere you go in the developed world, you will find a supermarket. They might look slightly different, and have different names, but inside they will all look the same: aisle upon aisle of foods, lit up by bright white lights. It is easy to forget that just over 100 years ago, big supermarkets did not really exist. So why are they so successful, and how do they work? This video from Wendover Productions explains.

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