Market with perfect competition requires the simultaneous fulfillment of the following conditions: a large number or large buyers and sellers, homogeneous supply, there are close contacts between buyers, on the one hand, sellers, on the other hand, a high mobility inflows and outflows and market. Price charged is higher than the equilibrium price, ie the amount requested is lower than that offered, because the price is considered by some consumer groups as too high. Some bidders will not be able to sell the entire quantity at this price competition between them will reduce the price to equilibrium price level. In a short period of time than the volume of supply can vary between zero and an upper limit imposed by production capacities of enterprises participating in market transactions. Over a long period of production capacity may vary and rebalance takes place under conditions more favorable for producers.