The theory of monopoly competition believes that companies can reduce the impact of competition on enterprises to a certain extent by catering to differences in consumer tastes. Difference strategies prevent other companies' products from perfectly replacing their own products. To form a difference is to For those who spend money, companies using differential strategies need to raise product prices to make up for their higher production costs. However, even if the cost of adopting differential strategies is high, companies in oligopolistic markets can still make money by increasing product prices Take high profits. The most accurate summary of the main point of this text is:. ['Monopoly competition will have a great impact on companies.', 'Enterprises make up for production costs by raising prices.', 'Monopoly companies can make profits through different strategies.', 'Different strategies are difficult to improve corporate competitiveness.']