People in the experiment the gp post describes do not want to work 'part time', they want to work 'full time' for 30 hours a week. The fact that you describe th

People in the experiment the gp post describes do not want to work 'part time', they want to work 'full time' for 30 hours a week. The fact that you describe that as 'part time' undermines your argument that work time is simply an agreement between adults (as opposed to a schelling point dictated by law, tradition, and convenience).