1) Firms are happily wasting away a sizeable fraction of their resources now. 2) That would mean more competition for labor, i.e, if 4-day week is all you can

1) Firms are happily wasting away a sizeable fraction of their resources now. 2) That would mean more competition for labor, i.e, if 4-day week is all you can get as an employer you take it. 3) Firms in knowledge roles want certain skills and profiles, if those want a 4-day week, then that is what will happen.