In this paper we use the frequency domain Granger causality test of Breitung/Candelon (2006) to analyse short and long-run causality between energy prices and prices of food commodities. We find that the oil price Granger causes all the considered food prices. However, when controlling for...

The increasing use of food commodities for biofuel production has substantial impact on prices and quantities of these and other food commodities. It is therefore likely that this trend also intensifies the competition for arable land. However, evidence for this hypothesis is generated by...

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 diesem Gutachten wird die Finanzlage der Kommunen in NRW untersucht und systematische Unterschiede zwischen Kommunen mit und solchen ohne "Altschulden" herausgearbeitet. In einem zweiten Schritt wird untersucht, wie sich die aktuell erhöhte Inflation auf die wichtigsten Einzahlungen und...