It's an open secret at least in the tech world that absolutely no one is putting in a productive 40 hours of work a week. This was true well before the pandemic and is more pronounced than ever now. Everyone needs to be "present" for 8 hours a day 5 days a week, but spends their time in pointless meetings, preparing documents and powerpoints that no one will read, faux social/teambuilding events, hour long lunches, g…
meanwhile, China is doing 996 - 9am to 9pm, 6 days a week. Obviously people hated it. But it is happening and no wonder China tech is catching up fast / winning in some areas already.
I’d bet the factors are much more political in nature than productivity on the individual level.