Worker Movitation (IMAGE) Michigan State University Caption A study co-authored by Michigan State University business scholar Karen Sedatole suggests workers respond better to the promise of reward, or carrots, than they do the threat of punishment, or sticks. Credit Michigan State University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.