Manipulated

Joseph Reagle

Rating everything and everyone

Jotly: Rating everything

Peeple: Everyone rated

Thoughts?

What problem do ratings solve in online commerce?
Does rating everything give you the creeps?
Was this a fad, or a long lasting change?

information asymmetry

Policing fakers

CAPTCHA

Of course

ReCAPTCHA v3

But what is a bot?

Amazon Turk

Turker or Robot?

Human fraud

Facebook fraud

Vine

$If your into math$

How hard to find?

How to cope?

What techniques do you use?

Reading the stars

Review distribution

Meta

Responses

Go Around

interesting factoids or concepts?
recent examples of manipulation?
is online commerce doomed?

Uriah, Mari, Jimena, Julieta, Neil, MC

Factoids

A one-star increase leads to 5% to 9% more revenue.
Between 10% to 30% of online reviews are fake.
The probability of seeing a positive review after a negative one was 72%.
58% have gone online to research; 24% have posted comments or reviews.

Conclusion

Concept MCQ

Write a simple multiple choice question for one of the following:

makers, fakers, takers
CAPTCHA; Vine
sockpuppets; information asymmetry
Amazon Turk

Questions?

Review

What is asymmetric information?
What do CAPTCHAs and Amazon Turk have in common?