The theory of monopoly competition holds that enterprises can reduce the impact of competition on enterprises to some extent by catering to the differences in consumer taste  The difference strategy makes the products of other enterprises can not perfectly replace the products of our own  It costs money to form differences, and enterprises that use difference strategies should increase product prices to make up for their higher production costs
However, even if the cost of adopting the difference strategy is high, enterprises in the oligopoly market can still make high profits by raising the price of their products
Monopolies can make profits through the difference strategy