The webapp provides for each item the link on ECB's website.
Speeches for : Lorenzo Bini Smaghi where "differences" appeared
2011-06-15 : Risk Management in Central Banking2011-05-26 : One size fits all?
2010-10-08 : From Convoy to Parting Ways? Post Crisis Divergence Between European and US Macroeconomic Policies
2008-11-07 : Economic policies on the two sides of the Atlantic: (why) are they different?
2008-10-28 : Growth and inflation in the euro area: the importance of productivity in the services sector
2007-06-19 : Asymmetric Adjustment in Monetary Unions:Evidence from the Euro Area
2007-05-24 : With or Without Prejudice to Price Stability?