We hear a lot of chatter in the business media about productivity these days—specifically how it could decline in the U.S.

Most obviously, people of the same age can vary hugely in terms of how frail or unwell they are. Using data from the US and England on the physiological abilities of over-50s, Kotschy, Bloom and Scott ...

Ubos said that the dependency ratio, which comprises persons aged zero to 14 and 65 plus years, in 2024 stood at 83.8 percent, meaning that for every 100 working persons there were 84 dependants.