On this page, check current exchange rate.Check dollar exchange rate and euro exchange rate.The exchange rate is the price of the currency presented in another currency. The place of transaction, where the subject is currencies national is market exchange; sell one currency in exchange for another.The exchange relations, that is, exchange rates, determines the fundamental right of forming a market exchange rate (price) equilibrium by equating demand and supply of the currency.Rigid exchange rate - set by the authority of the State, does not fluctuate.Fixed exchange rate - fluctuates caused by a game of supply and demand, the band is clearly definedRates fluid - shaped only by supply and demand. The exchange rate as a criterion for the comparability of the economies and income - the odds if they function as a common denominator when comparing the values expressed in different currencies