From Wikipedia, the free encyclopedia
Forms of imperfect competition include:
- Oligopoly, in which there are few sellers of a product.
- Monopolistic competition, in which there are many sellers producing highly differentiated products.
- Monopoly, where there are many buyers but only one seller.
- Monopsony, where there are many sellers but one buyer.
- Oligopsony, where there are many sellers but few buyers.
- Massimiliano Vatiero (2009), "An Institutionalist Explanation of Market Dominances". World Competition. Law and Economics Review, 32(2):221-6.