On farm conservation of crop diversity poses obvious policy challenges in terms of the design of appropriate incentive mechanisms and possible trade-offs between conservation and productivity. This paper compares factors explaining the inter-specific diversity (diversity among species) and...

Land use change is a key requirement for improving rural incomes and making a significant reduction in poverty levels globally. Over 70% of the world’s poor are located in rural areas, with land use as a major source of subsistence. Improving the productivity of their land use systems is...

The negative correlation between resource endowments and GDP growth remains one of the most robust findings in the empirical growth literature, and has been coined the “resource curse hypothesis”. The policy consequences of this result are potentially far reaching. If natural resources are...

El acusado aumento de los precios de los alimentos en el periodo 2006-2008 desató el temor de una inseguridad alimentaria generalizada a nivel mundial. Además de los cambios acaecidos en la oferta y la demanda de algunos productos básicos, la tendencia alcista también ha podido verse...

The drastic increase of food prices in the period 2006-2008 spurred fears of global food insecurity. Apart from actual changes in supply and demand of some commodities, the upward swing might also have been amplified by speculation in organized futures markets. However, limiting or banning...

L'augmentation drastique des prix des denrées alimentaires sur la période 2006-2008 a suscité des craintes concernant l'insécurité alimentaire mondiale. Outre les changements réels de l'offre et la demande de certains produits de base, la tendance à la hausse pourrait aussi avoir été...

Les achats de terres agricoles par des étrangers, en Afrique et ailleurs, sont devenus un motif d’inquiétude. De nombreux observateurs considèrent qu’ils équivalent à une forme moderne de colonialisme et qu’ils menacent la sécurité alimentaire des populations pauvres. Cependant, les...

Foreign acquisitions of farmland in Africa and elsewhere have become the focus of concern. Many observers consider them a new form of colonialism that threatens food security of the poor. However, investments could be good news if the objectives of land purchasers are reconciled with the...

Las adquisiciones extranjeras de tierras agrícolas en África y en otras partes se han vuelto un motivo de preocupación. Muchos observadores las consideran una nueva forma de colonialismo que amenaza la seguridad alimentaria de los pobres. Sin embargo, las inversiones podrían ser una buena...

The prices of many staple food commodities have increased substantially over the past year. As a result, many developing countries are facing larger food import bills. The cereal import bill of the world’s poorest countries is forecast to rise by 56 percent in 2007/08, following an already...