More Americans Working in Their 70s

Via: Quartz:

Katharine Abraham, an economics professor at the University of Maryland, was chatting with her hairdresser one night about retirement plans. The economist said she plans to continue working because she wants to and has no plans for retiring. The hairdresser agreed but for different reasons: She needs the money.
Both scenarios are contributing to a big increase in the number of people in the US working into their 70s. Over the past 20 years, the share of Americans working in their 70s has risen from less than 10% to nearly 15%, according to US Census bureau data.