By Will Messenger Fewer men are working now than used to. A long-term trend, which accelerated in the wake of the global economic meltdown of 2008 is that labor force participation by working-age men in the US has declined significantly since 1950 (see https://fred.stlouisfed.org/series/LNS11300001). Undoubtedly, there are many causes behind this, and no single intervention is likely to change a…