Perfect competition - a state of the market in which there are a large number of buyers and sellers (producers), each of which occupies a relatively small market share and can not dictate terms of sale and purchase of goods. Assumes the existence of relevant and available information on prices, their dynamics, buyers and sellers not only in this place, but also in other regions and cities. The market of perfect competition implies a lack of power over the market and manufacturer pricing is not the manufacturer, and a function of supply and demand.