yeah-true- captain only is very arrogant-especially at the majors where the experience level is so high. an abort is not the time to be proving your case. It's the time to act.
There is the argument that you don't want a less experienced pilot aborting at 130kts for a door.
Who has there hands on the thrust levers? Don't think arrogance or skill plays much of a role in an airlines particular philosophy on the matter!