Earlier quoted context omitted.
> there are too many jobs that do not pay enough to live on. I know this is argued as a reason for high unemployment on the internet, but it does not match my experience in the real world at all. Having a job that pays a little is more income than no job at all. People stuck with low paying jobs often have multiple jobs as a result.
You seem to be confused about the point people are making. The point is that from about 1945 until around 2000 in the USA there really wasn't such a thing as "a job that doesn't pay enough to live on". People owned houses and cars by working at grocery stores. A single income from any white collar job supported a stay-at-home spouse. Teenagers bought cars by working part time. College kids paid their tuition and livi…
Also, this is flatly wrong in that the wage laws were crafted specifically to enforce certain jobs not paying enough to live on. In particular, US labor & minimum-wage laws have exemptions for the types of labor which was commonly associated with disfavored groups. As a result, those jobs have been poorly paid ~forever. Example jobs: agriculture, food service, hospitality, personal care.