Helping and sharing behaviors - the essence of team work and organizational success - are to a great part intrinsically motivated. How can organizations influence intrinsic motivation in a predictable way? Different research approaches give different answers: The situationist approach suggests...

There is a controversy about the finding that performance-contingent rewards undermine intrinsic motivation. While standard economics states that pay-for-performance increases work efforts, psychological economics counter that it sometimes weakens work efforts. We show both predictions are valid...