Monkey brain traders

THE capuchin monkeys working with economist Keith Chen and psychologist Laurie Santos know a good bargain when they see one. They use metal chips as money, buying bits of apple or cucumber from humans, and they seem to know what they’re doing. When the researchers make apple cheaper than cucumber – offering more food for…

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Monkey brain traders

THE capuchin monkeys working with economist Keith Chen and psychologist Laurie Santos know a good bargain when they see one. They use metal chips as money, buying bits of apple or cucumber from humans, and they seem to know what they’re doing. When the researchers make apple cheaper than cucumber – offering more food for…

Details