It might be a lifestyle business (or a way to keep a rich person's spouse busy) in which case you can live on only employing family.
Also, there just wasn't inflation in some places for a few decades, so they just haven't had to deal with it. (Which also means there hasn't been wage growth.)
Also, there just wasn't inflation in some places for a few decades, so they just haven't had to deal with it. (Which also means there hasn't been wage growth.)