Benjamin, Daniel, David Cesarini, Matthijs JHM Loos, Philipp Koellinger Dawes, Patrik KE Magnusson, Christopher Chabris, Dalton Conley, David Laibson, Magnus Johannesson, and Peter Visscher. 2012. “Published By: National Academy of Sciences”. Proceedings of the National Academy of Sciences of the United States of America 109: 8026–8031.