The webapp provides for each item the link on ECB's website.
Speeches for : Lorenzo Bini Smaghi where "aggregate" appeared
2010-02-24 : Slaves of defunct economists2009-09-11 : An ocean apart? Comparing transatlantic responses to the financial crisis
2008-11-25 : Careful with (the d) words!
2007-10-21 : Financial globalisation and excess liquidity: monetary policies and new uncertainties