The webapp provides for each item the link on ECB's website.
Speeches for : Benoit Coure where "redistribution" appeared
2017-01-20 : Productivity and Growth: Innovation and Diffusion2014-03-31 : The known unknowns of central clearing
2013-10-09 : The economic consequences of low interest rates
2013-09-02 : Outright Monetary Transactions, one year on