1. because that's how we've decided businesses work. 2. because the buck stops with the CEO. They are (ostensibly) responsible for the output/productivity of t

1. because that's how we've decided businesses work. 2. because the buck stops with the CEO. They are (ostensibly) responsible for the output/productivity of the entire organisation. How they achieve that is mostly irrelevant, in the same way that our managers don't really understand what we do, so it goes for shareholders.