Monopolies, monopsonies and oligopolies are all situations such that one or a few of the entities have market power and therefore interact with their customers (monopoly), suppliers (monopsony) and the other companies (oligopoly) in ways that leave market interactions distorted. Likewise, a monopoly should be distinguished from a cartel (a form of oligopoly), in which several providers act together to coordinate services, prices or sale of goods. Download Games Monopoly Here and Now Full Version For PC A monopoly is distinguished from a monopsony, in which there is only one buyer of a product or service a monopoly may also have monopsony control of a sector of a market.