The Croatian National Bank is the central bank of the Republic of Croatia and part of the European System of Central Banks. The primary objective of the CNB is maintaining price stability and the stability of the financial system as a whole. The Croatian National Bank executes monetary policy, manages international reserves of the Republic of Croatia, issues the Croatian currency - the kuna, issues authorisations of credit institutions, credit unions, payment institutions and electronic money institutions and supervises their operation. The CNB also issues authorisations of authorised exchange offices.