I don't have a WSJ subscription but are the people that don't start working until the mid to late 20s counted as working Americans? I'm also not sure if that s

I don't have a WSJ subscription but are the people that don't start working until the mid to late 20s counted as working Americans? I'm also not sure if that stat is saying anything about the economy. Rather it is an observation of the personal finances of a segment of our population. I wish Social Security was the icing on the retirement income cake but often it is the other way around.