What term did Thorstein Veblen use to describe the behavior of those at the top of the social hierarchy when they engage in such activities as jetting off to a remote destination for dinner?

Thorstein Veblen referred to this behavior as "conspicuous consumption." He used the term to describe how individuals at the top of the social hierarchy engage in extravagant spending on luxury goods and experiences to display their wealth and status. Such activities, like jetting off for dinner, serve as a means of signaling social superiority and reinforcing their elite position in society.