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Information cascade and fake news

It turns out that lies spread faster than the truths. This is because false stories usually tends to be more attracting, so people will more likely to share it. And then the information cascade will begin from the user’s friend and spreading fastly. More people shares, the story will looks more convincing then the information cascade continues to flow. In the end, the fake news got spreaded widely on social media.

This can be related to information cascade, people change their behavior based their observation of other people. So when see many people are sharing the fake news, they will tend to ignore their own judgement for the news, and follow the majority.

Moreover, information cascade can be also find in those social experiments. If someone starts looking at the sky, it may eventually end up with a bunch of people on the street also looking at the sky.

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