Sunstein, CassArrow, Kenneth2013-07-172008Cass Sunstein & Kenneth Arrow, The Promise of Prediction Markets, 320 Science 877 (2008).0036-8075http://nrs.harvard.edu/urn-3:HUL.InstRepos:10875733The ability of groups of people to make predictions is a potent research tool that should be freed of unnecessary government restrictions.en-USJournal Article10.1126/science.1157679