The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "beneficial" appeared
2001-05-18 : The European Central Bank, the Eurosystem and the European System of Central Banks2000-11-14 : Recent developments and trends in world financial markets
2000-11-02 : First ECB Central Banking Conference, 2-3 November 2000, Frankfurt am Main