The webapp provides for each item the link on ECB's website.
Speeches for : Vitor Constancio where "nber" appeared
2017-11-24 : Ricardo Reis’ contribution to Macroeconomics2017-09-25 : Developing models for policy analysis in central banks
2017-08-22 : Inequality and macroeconomic policies
2017-05-25 : The future of monetary policy frameworks
2017-05-11 : Macroprudential policy in a changing financial system
2016-04-13 : International headwinds and the effectiveness of Monetary Policy
2015-06-24 : Remarks at the Symposium on Debt - Economic, Political and Moral Consequences