Tax Rebates Vs. Tax Bonuses (IMAGE) U.S. National Science Foundation Caption How the government characterizes tax windfalls can have a major impact on whether or not people choose to spend them to stimulate the economy, says Nicholas Epley, behavioral scientist at the University of Chicago. Credit © 2007 Jupiter Images Corporation 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.