How behavioral economics can encourage low-income workers to save. William Brangham reports on workers who have repaid emergency loans and continue to take the lower amount in their paychecks and save the difference. Brian Epstein reports Mayor Michael Bloomberg's plan offering incentives to low-wage earners who save their tax refunds. Dan Ariely, professor of psychology and behavioral economics.
Visit the Website: http://www.pbs.org/needtoknow