I'd go even further and say the 25-54 year old workforce participation rate is a better metric, since the regular workforce participation rate is influenced by

I'd go even further and say the 25-54 year old workforce participation rate is a better metric, since the regular workforce participation rate is influenced by demographic changes (i.e. the baby boomers retiring). https://fred.stlouisfed.org/series/LNS11300060 https://fred.stlouisfed.org/series/LNS11300060