The webapp provides for each item the link on ECB's website.
Speeches for : Christian Noyer where "tax" appeared
2001-09-06 : The stability-oriented monetary policy of the ECB2000-09-14 : Introductory statement with Q&A
2000-05-03 : Presentation of the ECB Convergence Report 2000 to the Committee on Economic and Monetary Affairs of the European Parliament