And some of the best--and most controversial--answers to it.
Many older Americans are living longer and happy to keep working. Other can't afford to retire. Those are a couple of the reasons why people over age 65 are swelling the ranks of U.S. employees in recent decades. On this week's episode of Stephanomics, Matthew Boesler takes a closer look at this phenomenon and how it's reshaping the world's largest economy.