The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "optimal" appeared
2020-05-11 : An ECB digital currency – a flight of fancy?2015-11-06 : View of a Central Banker on the Future of Banking
Speeches for : Yves Mersch where "optimal" appeared
2020-05-11 : An ECB digital currency – a flight of fancy?