European Central Bank President Mario Draghi speaks during the Economy Day 2012 in Frankfurt November 7, 2012. The European Central Bank's new bond-buying programme allows for unlimited interventions in sovereign debt markets and should dispel concerns about a euro zone break-up, Draghi said on Wednesday. REUTERS/Ralph Orlowski (GERMANY - Tags: BUSINESS)
El presidente del Banco Central Europeo, Mario Draghi, ofrece una rueda de prensa el jueves 6 de septiembre de 2012 en la ciudad alemana de Francfort, donde anunció un nuevo programa de compra de bonos entre las 17 naciones de la eurozona para favorecer un disminución en el costo de sus deudas. (Foto AP/Michael Probst)
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Mario Draghi, President of the European Central Bank
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Mario Draghi, president of the European Central Bank (ECB), reacts during a news conference at the ECB headquarters in Frankfurt, Germany, on Aug. 2, 2012
GRIGORY DUKOR / REUTERS
European Central Bank President Mario Draghi leaves a news conference in Moscow Feb. 15, 2013.
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European Central Bank chief Mario Draghi leaves the meeting with members of Economic and monetary Affairs Committee at the EU headquarters in Brussels, Sept. 3, 2012.
German Chancellor Angela Merkel, Greek Prime Minister Alexis Tsipras, European Central Bank President Mario Draghi, French President Francois Hollande and European Commission President Jean Claude Juncker take part in a euro zone EU leaders emergency summit on the situation in Greece in Brussels, on July 7, 2015.
RALPH ORLOWSKI / REUTERS
A graffiti depicting European Central Bank President Mario Draghi and German Chancellor Angela Merkel outside the construction site for the new ECB headquarters in Frankfurt in July 3, 2013.
New European Central Bank chief Mario Draghi is the euro's ;ast line of defense.
FREDRIK VON ERICHSEN / DPA /LANDOV
Prime Minister of Greece Antonis Samaras and the President of the European Central Bank Mario Draghi greet each other in the foyer of the ECB in Frankfurt, Germany on Sept. 11, 2012.
Luxembourg's Prime Minister and chairman of the Eurogroup Jean-Claude Juncker, second right, greets Greek Finance Minister Yannis Stournaras, second left, as European Commissioner for Economic and Monetary Affairs Olli Rehn, left, and President of the European Central Bank Mario Draghi, right, look on, during the Eurogroup finance ministers meeting in Brussels, Monday, Nov, 12, 2012.