What’s the sweet spot for adjusting the minimum wage?

Aired: 11/10/2015 | 0:06:09 | Clip
Thousands of workers walked off the job in as many as 270 cities in a push to increase the federal minimum wage to $15 an hour, up from $7.25. Gwen Ifill speaks to Alan Krueger of Princeton University, who believes that wages should be raised, but not so fast and not so high.