Having talked to a few management people, it seems to just be the human nature: you feel more in control over your subordinates if you can watch them work. Eve

Having talked to a few management people, it seems to just be the human nature: you feel more in control over your subordinates if you can watch them work. Even if they are just as productive from the comfort of their own homes, how can you really be sure if you don't observe them being busy? They might be secretly slacking off!