There’s no housing shortage.
There’s a limited supply in highly desirable locations because they’re highly desirable.
People can and do live elsewhere, working local jobs or commuting.
> The jobs are becoming increasingly concentrated in a few metro areas
That’s just one of many problems of scale; the solution is not to keep scaling up.
> … the home-owning class constrains the supply of housing and drives up the price of their own assets.
Nobody is obligated to destroy their own community to accommodate the interests of rent-seeking land developers and people who don’t live there.