The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "counterfactual" appeared
2007-03-21 : Hearing of Jean-Claude Trichet, President of the European Central BankSpeeches for : Jean-Claude Trichet where "counterfactual" appeared
2007-03-21 : Hearing of Jean-Claude Trichet, President of the European Central Bank