Against the background of the dramatic changes in the prices of oil and other raw materials in the recent past, this paper analyses the effects of commodity price shocks in a New Keynesian model. The focus is on the central bank's choice of inflation target and the degree of real wage rigidity....

This paper analyses the effects of commodity price shocks in a new Keynesian model. The focus is on the central bank's choice of inflation target and the degree of real wage rigidity. It turns out that using core inflation rather than headline inflation is the superior strategy. Targeting...

In this paper we analyse to what extent movements in oil prices can help to explain business cycle fluctuations in Germany.We proceed in several steps:As a starting point we use a standard real business cycle model for the German economy and introduce energy as an additional factor in the...

Recent oil price shocks have relatively small effects on real economic activity and inflation compared to the experiences of the seventies and the early eighties. In this paper we analyse possible reasons for these phenomena using the example of the German economy. At first, by estimating a...

In this paper we argue that future inflation in an economy depends on the way people perceive current inflation, their inflation sentiment. We construct some simple measures of inflation sentiment which capture whether price acceleration is shared by many components of the CPI basket. In a...

In this paper we examine the link between stock market uncertainty and monetary policy in the US. There are strong arguments why central banks should account for stock market uncertainty in their strategy. Amongst others, they can maintain the functioning of financial markets and moderate...

Keynesianisch orientierte Wirtschaftswissenschaftler gehen davon aus, dass fiskalische Impulse das durch eine schwache Binnennachfrage bedingte niedrige Wirtschaftswachstum anregen können. Sind jedoch auch negative Einkommenseffekte möglich? Welche nicht-keynesianischen Effekte der...

Im Juni 2008 ist die Inflationsrate im Euroraum auf 4% und damit ihren höchsten Wert seit Beginn der Währungsunion gestiegen, ausgelöst durch den kräftigen Anstieg der Preise für Rohöl und Nahrungsmittel, der von recht dauerhafter Natur sein dürfte. Die Europäische Zentralbank (EZB) hat...