True. But they are unrivaled at creating full employment, since the US pulled 12M men out of the workforce. The military then hauled a bunch of stuff to the other side of the world and blew it up there, so there was a good market for goods.
“True. But they are unrivaled at creating full employment”
That just goes to show what little connection there is between economic efficiency and “full employment”. The federal government could give every single unemployed citizen a job digging up and filling in holes, but what would be the point?