If this were true, rich people (ie, those with capital) would stop working. In most cases they don't.
Keeping up with the joneses is a big driver of long work weeks. Globalization also drives it. Scale drives it. Boredom drives it. It's complicated.
Keeping up with the joneses is a big driver of long work weeks. Globalization also drives it. Scale drives it. Boredom drives it. It's complicated.
The takeaway message is: yes, the capital class are and have always been the main drivers of longer hours.