See https://ukfoundations.co/

Similar argument to the article, but in much more depth.

In a nutshell, the UK has made it legally difficult to construct new housing and many forms of infrastructure- electricity plants, roads/tunnels, railway, hospitals, etc.

As a result, these things take up a larger fraction of ordinary people's budget and also limit mobility and hence productivity, resulting in poverty or effective poverty even for someone with an income that would make them globally rich.