The webapp provides for each item the link on ECB's website.
Speeches for : Jurgen Stark where "wages" appeared
2011-10-12 : Economic adjustment in a monetary union2009-06-05 : Introduction for Session III “Economies of Central and Eastern Europe and the euro” during the National Bank of Poland Conference
2008-03-28 : Speech delivered at the Conference 'Monetary Policy in Sub Saharan Africa: Practice and Promise'
2007-11-26 : Delivering price stability: benefits and challenges