Question: What determines how the referee acts?
Sentence: Due to the legitimate role that referees play in wrestling of serving as liaison between the bookers backstage and the wrestlers in the ring (the role of being a final arbitrator is merely kayfabe), the referee is present, even in matches that do not at first glance appear to require a referee (such as a ladder match, as it is no holds barred, and the criteria for victory could theoretically be assessed from afar).
Answer in sentence: no