Oligopoly is a market with small number of buyers and sellers.
Disney is not an oligopoly. An oligopoly is a small number of firms who work together to sell a homogeneous or differentiated product. It is instead an industry that has many outputs of different products.
The diamond industry is an oligopoly, or an industry dominated by a small number of large businesses.
The definition of monopoly is one firm in the marketplace selling a particular good. An oligopoly is when a small group of firms comprise the market for a particular good. In the real world, there may be several, or even many, smaller competitors to a monopoly or an oligopoly, but the monopolist or the oligopoly still controls the vast share of the market. For example, Standard Oil repeatedly drove new entrants out of the market before its breakup.
control of an industry by a small number of compaines
No, because of two reasons. An oligopoly is a market form in which a market or industry is dominated by a small number of sellers (oligopolists). BP is not a market form, but a global oil company. And BP is certainly not small.
The market structure is called oligopoly. Oligopoly is a market structure characterized by a small number of relatively large firms that dominate an industry.
Collusive oligopoly is an industry that only contains few producers (oligopoly), in which producers agree among one another as to pricing of output and allocation of output markets among themselves. Cartel, such as OPEC, are collusive oligopolies.
oligopoly
Oligopoly!
http://www.answers.com/library/Investment%20Dictionary-cid-57121 Oligopoly A situation in which a particular market is controlled by a small group of firms.An oligopoly is much like a monopoly, in which only one company exerts control over most of a market. In an oligopoly, there are at least two firms controlling the market.Investopedia Says:The retail gas market is a good example of an oligopoly because a small number of firms control a large majority of the market.
There are three main characteristics of oligopoly. They are industry dominated by a small number of large firms, the firms sell identical or similar products, and the industry has significant barriers to enter.