Faced with a significant devaluation of its currency and a surge in food prices, the Nigerian government prohibited the use of foreign currency for food imports. This essentially blocked the importation of numerous food items under the guise of stimulating domestic output of these staples....

Faced with a significant devaluation of its currency and a surge in food prices, the Nigerian government prohibited the use of foreign currency for food imports. This essentially blocked the importation of numerous food items under the guise of stimulating domestic output of these staples....

This paper shows that a seemingly simple assumption, regarding the time horizon of economic agents, can reconcile the puzzling long run price dynamics of exhaustible resources such as oil, gas and metals. It does so by exploring the possibility that economic agents use a rolling planning...

This paper proposes a partial equilibrium model to describe the global crude oil market. Pricing on the global crude oil market is strongly influenced by price indices such as WTI (USA) and Brent (Northwest Europe). Adapting an approach for pool-based electricity markets, the model captures the...

Bis zum Amtsantritt von Gary Gensler ging die US Commodity Futures Trading Commission von einem geringen Einfluss der Spekulanten auf den Rohölpreis aus, während nun eine Neubewertung stattfindet.Dieser Artikel misst die Aktivität der Spekulanten mit Hilfe von Variablen der wöchentlichen...

The dramatic reduction in global demand, and the decline in the spot price of crude oil in the second half of last year, may have significant implications for the future supply of oil. Investments in conventional methods of extraction have been constrained, since easily accessible oil reserves...

This paper is the first to assess operational and probabilistic externalities of oil extraction and transportation to Europe on the basis of a comprehensive evaluation of realistic future oil demand-supply scenarios, of the relative relevance of import routes, of the local specificities in terms...

This article discusses the influence of speculators in the futures market on crude oil prices. The results suggest the dispersion in beliefs influences both crude oil prices and price volatility. -- Crude oil market ; futures market ; speculation

This paper considers the question of whether changes in persistence have occurred during the long-run evolution of U.S. prices of the non-renewable energy resources crude oil, natural gas and bituminous coal. Our main contribution is to allow for a structural break when testing for a break in...

Over the past 10 years, financial firms have increased the size of their positions in the oil futures market. At the same time, oil prices have increased dramatically. The conjunction of these developments has led some observers to argue that financial speculation caused the run-up in oil...