On a second hand, a duopoly is a type of market that is basically the basic of an oligopoly. It is considered a situation in which two companies have all the power on the market’s products or service. Therefore, a duopoly can have the same impacts as a monopoly, only this time, the two companies are deciding the price range for a product and the profits of their sales are then called profits.
There are two different types of duopoly markets. The first one would be the Cournot’s model in which “the competition between the two companies is based on the quantity of product supplied.” The second type of a duopoly is the Betrand’s model. This model says that