The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "nairu" appeared
2019-03-22 : Remarks at the ‘Challenges in Understanding the Monetary Transmission Mechanism’ conferenceSpeeches for : Yves Mersch where "nairu" appeared
2019-03-22 : Remarks at the ‘Challenges in Understanding the Monetary Transmission Mechanism’ conference