Economy of Hungary inflation rates of below, but close to 2% over the medium term". Since Hungary is in the process of catching up (Balassa-Samuelson effect), the long-term objective is a slightly higher figure, around 2.3-3.2%. Therefore, the medium term inflation target of the Hungarian National Bank is 3%. Concerning the exchange rate system, the floating exchange rate system is in use since 26 February 2008, as a result of which HUF is fluctuating in accordance with the effects of the market in the face of the reference currency, the euro. The chart on the right shows forint exchange rates for the British
Currency substitution displaced by a stable currency. At the beginning of this process, the store-of-value function of the domestic currency is replaced by the foreign currency. Then, the unit-of-account function of the domestic currency is displaced when many prices are quoted in a foreign currency. A prolonged period of high inflation will induce the domestic currency to lose its function as medium of exchange when the public carries out many transactions in foreign currency. Ize and Levy-Yeyati (1998) examine the determinants of deposit and credit currency substitution, concluding that currency substitution is driven by the volatility of inflation and the real exchange