Banco de Portugal operates as the central bank of the Portuguese Republic. It involves in the supervision of credit institutions and financial companies, and the guarantee of deposits. The bank also offers the preparation, analysis, and publication of the monetary, financial, exchange, and balance-of-payments statistics. In addition, it provides a range of services to the government, banks, and companies. The bank manages the foreign assets of the country and acts as an intermediary in the international monetary relations of the state, as well as advises the government in the economic and financial fields. It also engages in the collection and compilation of the monetary, financial, foreign exchange, and balance of payments statistics. Banco de Portugal is headquartered in Lisbon, Portugal.