Data Proves Amazon Reviews with “Free or Discounted Disclaimer” are Extremely Biased

We’ve answered many of your questions about this video, see our follow-up here:

Update, 10/3/16: Amazon just announced that incentivized reviews are now banned:

After analyzing over 18 million reviews, our data continues to support our claims that the reviews with an incentive disclaimer (eg. “I received this product for free or at a discount in exchange for my honest and unbiased review”) are much more likely to be positive than reviewers who did not receive a discount.

Here’s our original blog post:

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