"This paper discusses a modeling approach that extends and improves the standard parity bounds model (PBM) of spatial market efficiency by analyzing the dynamic effects of marketing policy changes. The model facilitates an improved understanding of the patterns of adjustment in grain marketing...

"The sharp increase in food prices over the past couple of years has raised serious concerns about the food and nutrition situation of poor people in developing countries, about inflation, and—in some countries—about civil unrest. Real prices are still below their mid-1970s peak, but they...

"Die vielschichtigen Ursachen der gegenwärtigen Krise im Bereich der Nahrungsmittelproduktion und Landwirtschaft erfordern eine umfassende globale Antwort. Angesichts der dringend benötigen Hilfe besteht der erste Maßnahmenkatalog – ein Notfallpaket – aus Programmen, die sofort wirken: 1....