<h2>High entry costs prevent new producers from entering the market.</h2><h3>Explanation:</h3>
An oligopoly is a kind of business wherein a surprisingly few numbers of producers produce nearly the whole supply of goods used by the people. Establishing up a brand and inciting enormous set-up expenses such as installing up production plants and mutable expenses like wages of workers related to different brands is very very hard as it requires billions of dollars.
