Doctor strange, Avengers Infinity War, The Scorcerers Aprentice, Lucy, Guardians of the Galaxy 1 or 2, The Devil Wears Prada etc.
Oligpoly is a market dominated by a small number of large sellers (oligopolists).
The steel industry would be the best example of an oligopoly.
A unique feature of an oligopolistic industry is: mutual interdependence , few large producers that produce similar but slightly different products.
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