Currency refers to the money and monetary unit of a certain country or currency area. Exchange rate refers to the value of a currency in another currency. The current exchange rate of the Euro in relation to other currencies is given on the Bank of Finland website.
Interest refers to the price of money. Up-to-date information on Euribor interest rates and administrative interest rates, such as the base rate and the penalty interest rate banks' own reference rates as well as the ECB interest rates is published on the Bank of Finland website.