Prolific's payment principles
On Prolific, we endorse the principle of 'ethical rewards'. We believe that fair pay leads to better data quality. We therefore re...
Estimated vs average reward per hour
When you set up a study on Prolific, you have to estimate the completion time for your study. The reward per hour shown on the study creation page ...
How do I resolve underpaying studies?
If the average reward per hour for your study falls below the minimum rate required (£6 / $8 per hour), you will need to adjust the participant pay...
How do I send bonus payments?
Bonus payments are additional payments you can make beyond the normal payment for a participant's submission. You can use them to allow for variabl...
Can I make partial payments to participants?
Under certain circumstances you should award a partial payment to participants for the time spent on your study.
Participants deserve partial compe...