8 And let me stress that here the uncertainty does not only relate to the problems of estimating the output gap – an issue on which I’m sure my colleague at the ECB’s Governing Council Athanasios  6  See for instance, Fisher, R.W. (2005), “Globalization and monetary policy”, Warren and Anita Manshel lecture in American foreign policy, Harvard University, 3 November.
7  See The Economist (2005), “A foreign affair”, Economics Focus, 20 October, and Business Week (2006), “A narrow window on the world”, 5 June.