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arbiter, arbitrary

“Arbiter” is the English word for an entity that “settles a dispute” or “or has ultimate authority in a matter.” (Source)

As employed in Q7 and Q8 of the Trust Checklist, rinairs serves as the arbiter of any gray areas involved with any of TCQ’s Allowable Changes.

“Arbitrary” is a description of decisions that are made when there is no arbiter (“arbitrary” is generally defined as “based on random choice or personal whim rather than any reason”).

See also “the problem of arbitrariness when there is no arbiter”