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Collusion is not always considered illegal. It can be used to attain objectives forbidden by law; for example, by defrauding or gaining an unfair market advantage. It is an agreement among firms or individuals to divide a market, set prices, limit production or limit opportunities. [1]
Firms do not cooperate, i.e., there is no collusion; Firms have market power, i.e., each firm's output decision affects the good's price; The number of firms is fixed; Firms compete in quantities rather than prices; and; The firms are economically rational and act strategically, usually seeking to maximize profit given their competitors' decisions.
A firm seeking to enter such industries require the ability to spend millions of dollars before starting operations and generating revenue. Brand loyalty of consumers and value placed by consumers on reputation. Incumbent firms often have a competitive advantage over new entrants as customers are familiar with the product and service.
[12] [13] [14] An industry with 3 firms cannot have a lower Herfindahl than an industry with 20 firms when firms have equal market shares. But as market shares of the 20-firm industry diverge from equality the Herfindahl can exceed that of the equal-market-share 3-firm industry (e.g., if one firm has 81% of the market and the remaining 19 have ...
As a result, firms in oligopolistic markets often resort to collusion as means of maximising profits. Nonetheless, in the presence of fierce competition among market participants, oligopolies may develop without collusion. This is a situation similar to perfect competition, [4] where oligopolists have their own market structure.
Each firm must then weigh the short term gain of $30 from 'cheating' against the long term loss of $35 in all future periods that comes as part of its punishment. Provided that firms care enough about the future, collusion is an equilibrium of this repeated game. To be more precise, suppose that firms have a discount factor. The discounted ...
These practices are often considered illegal or unethical and can harm consumers, other businesses and the broader economy. Anti-competitive behavior is used by business and governments to lessen competition within the markets so that monopolies and dominant firms can generate supernormal profit margins and deter competitors from the market ...
N-firm concentration ratio, N-firm concentration ratio is a common measure of market structure. This gives the combined market share of the N largest firms in the market. [ 9 ] For example, if the 5-firm concentration ratio in the United States smart phone industry is about .8, which indicates that the combined market share of the five largest ...