People who post ratings on websites tend to exaggerate, research suggests.
This article titled “Online customer reviews – they're not all they're cracked up to be” was written by Jamie Doward, for The Observer on Saturday 25th June 2011 23.07 UTC
Five-star product ratings on Amazon and restaurant review websites have long reassured online shoppers and diners that they will not be wasting their money.
Now, however, new research suggests that perhaps we should treat some of them with caution.
The findings, to be published in the Economic Journal, show that, in a world where everyone is competing to get their message across, there is a strong incentive for people to express extreme opinions.