This paper aims an empirical investigation of uncertainty in the Euro Zone as well as the US. For this purpose I conduct a factor analysis of uncertainty measures starting in 2001 until the end of 2011. I use survey-based data provided by the ECB and the Federal Reserve Bank of Philadelphia as...

Using a novel approach, this paper analyses the deliberately communicated uncertainty of the ECB to the market. Specifically, it semantically analyses the uncertainty expressed in official ECB press statements. The analysis shows how the ECB tries to alert or appease the market with different...

Historical Origins of Uncertainty in Economic Theory -- Theoretical Foundations of Monetary Policy under Uncertainty -- Empirical Investigations of Market Uncertainty -- Communicated Uncertainty of the European Central Bank.