We show that the empirical distribution of the roots of the vector auto-regression of order n fitted to T observations of a general stationary or non-stationary process, converges to the uniform distribution over the unit circle on the complex plane, when both T and n tend to infinity so that...

Am 11. und 12. Juni 2013 hat das Bundesverfassungsgericht Experten zur Krisenpolitik der EZB angehört. Dabei ging es um die Frage, ob oder inwieweit die EZB durch das Outright-Monetary-Transactions-Programm (OMT) Kompetenzen beansprucht, die ihr nicht übertragen worden sind. Wir...

In June 2013, the Federal Constitutional Court in Germany held an expert hearing on the suitability of ECB measures, such as the purchase of government bonds, and their compatibility with existing EU and German legislation. The statements of five invited experts are documented here. The authors...

This paper seeks to understand the interplay between banks, bank regulation, sovereign default risk and central bank guarantees in a monetary union. I assume that banks can use sovereign bonds for repurchase agreements with a common central bank, and that their sovereign partially backs up any...

This paper compares monetary policy in the US and EMU during the last decade, employing an estimated hybrid New Keynesian cash-in-advance model, driven by five shocks. It appears that the difference between the two monetary policies between 1998 and 2006 is due to both surprises in productivity...

This paper studies how the HP-Filter should be adjusted, when changing the frequency of observations. It complements the results of Baxter and King (1999) with an analytical analysis, demonstrating that the filter parameter should be adjusted by multiplying it with the fourth power of the...

In 2001, the Fed has lowered interest rates in a series of cuts, starting from 6.5 per cent at the end of 2000 to 2.0 per cent by early November. This paper asks, whether the Federal Reserve Bank has been surprising the markets, taking as given the conventional view about the effect of monetary...