The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "underestimated" appeared
2001-08-30 : Introductory statement with Q&A1997-06-30 : Farewell to a Central banker
Speeches for : Willem F. Duisenberg where "underestimated" appeared
2001-08-30 : Introductory statement with Q&A