What are the 3 theories of fashion?

What are the 3 theories of fashion? There are three theories that explain how a fashion may travel to mass acceptance: Trickle-down theory. Trickle-up theory. Trickle-across theory.

There are three theories that explain how a fashion may travel to mass acceptance: Trickle-down theory. Trickle-up theory. Trickle-across theory.
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