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Collusion is a deceitful agreement or secret cooperation between two or more parties to limit open competition by deceiving, misleading or defrauding others of their legal right. Collusion is not always considered illegal. It can be used to attain objectives forbidden by law; for example
An oligopoly may engage in collusion, either tacit or overt to exercise market power and manipulate prices to control demand and revenue for a collection of firms. A group of firms that explicitly agree to affect market price or output is called a cartel , with the organization of petroleum-exporting countries ( OPEC ) being one of the most ...
Examples are Cournot oligopoly, and Bertrand oligopoly for differentiated products. Bain's (1956) original concern with market concentration was based on an intuitive relationship between high concentration and collusion which led to Bain's finding that firms in concentrated markets should be earning supra-competitive profits.
E-commerce is one of the major premises for algorithmic tacit collusion. [23] Complex pricing algorithms are essential for the development of e-commerce. [ 23 ] European Commissioner Margrethe Vestager mentioned an early example of algorithmic tacit collusion in her speech on "Algorithms and Collusion" on 16 March 2017, described as follows: [ 24 ]
Moreover, a monopoly is the sole provider of a good or service and thus, faces no competition in the output market. Hence, there are significant barriers to market entry, such as, patents, market size, control of some raw material. Examples of monopolies include public utilities (water, electricity) and Australia Post.
For example, the cost to develop a factory and obtain the initial capital required for manufacturing can be seen as a structural barrier to entry. A strategic barrier to entry is a cost incurred by new entrants that is artificially created or enhanced by existing firms. [ 4 ]
The loosest form of a price cartel can be recognized in tacit collusion (implicit collusion), wherein smaller enterprises individually devise their prices and market shares in response to the same market conditions, without direct communication, resulting in a less competitive outcome. This type of collusion is generally legal and can achieve a ...
It was accepted by Asda, Sainsbury and Safeway that stores increased the price of milk as a result of collusion. Dairy Crest and Wiseman allegedly acted as middle men, passing on sensitive information about prices to their supposed rivals. Tesco and Morrisons were accused of collusion too, but denied