Unfortunately, getting more for less is the point. Oncw these business are in flight, 99% of the work is "menial" and managers win by driving salaries down. A good way to do that is only raise salaries do to external challenges. Internally, do everything for minimal maintenance.

Keep in mind, the Art of War can easily be seen as a dummy's guide to product management and is just a default minimum because age managers are often selected by the peter principle.