V&R Chapter 7 uses Kolnai to inquire into the morality of both luxury and fast fashion.
Over at Law & Liberty, I have a post on Kolnai’s thought overall and give examples to back up his claim that hierarchy and privilege is not merely found in establishment but ordinary pursuits: http://www.libertylawsite.org/2018/06/14/establishment-of-nobility-and-modernity-the-thought-of-aurel-kolnai/