A problem with using rewards to motivate behaviour is that rewards:

Question

Quizplus · Accepted Answer

Studies have shown that the use of rewards for tasks that were once intrinsically rewarding can actually decrease intrinsic motivation, as the focus becomes solely on the reward rather than the enjoyment of the task itself. This is known as the "overjustification effect." It is important to note that rewards can still be effective for tasks that were not previously intrinsically motivating.

A Problem with Using Rewards to Motivate Behaviour Is That