Question

Students doing group work may be unhappy with a high grade if they feel some members of the group didn't contribute evenly to the effort in getting that grade. this is an example of what?

Answer 1

Students doing group work may be unhappy with a high grade if they feel some members of the group did not contribute evenly to the effort in getting that grade.

This is the example of Equity theory which can make the person, giving more effort in the group work feel demotivated as others giving less effort score same as him / her.