While folk theorems for dynamic renewable common pool resource games sustain cooperation as an equilibrium, the possibility of reverting to violence to appropriate the resource destroys the incentives to cooperate, because of the expectation of conflict when resources are sufficiently depleted....

We propose a model where an autocrat rules over an ethnically divided society. The dictator carefully selects the tax rate over the subjects' production and the nation's natural resources to maximize his rent under the threat of a revolution. We show that it may be in the interest of a weak...

This paper investigates the impact of land inequality on conflict intensity. A fundamental distinction with the existing literature lies in the nature of inequality under consideration. We investigate how land inequality across landlords only influences the intensity of the fight against a rebel...

We estimate the impact of geo-located mining concessions on the number of conflict events recorded in the Democratic Republic of the Congo between 1997 and 2007. Instrumenting the variable of interest with historical concessions interacted with changes in international prices of minerals, we...

Una buena nutrición es fundamental para promover vidas saludables, medios de subsistencia sólidos y resistentes, y economías prósperas. Sin ella, estos empeños se asientan sobre terreno inestable. Los niños con retraso de crecimiento no pueden crecer ni desarrollarse adecuadamente, y...

Depuis 2007, deux séries successives d’envolée des prix des denrées alimentaires ont causé la faim ou la malnutrition pour des millions de personnes dans le monde. Les mêmes facteurs qui avaient contribué à la hausse des prix en 2007-2008 ont refait surface en 2011 et ont pour nom : la...

At the 2013 Nutrition for Growth Summit in London, 96 signatories (governments, civil society organizations, donors, United Nations’ agencies, and businesses) agreed to support the creation of an annual report on global nutrition that would be authored by an independent expert group, in...

The 2013 Global Hunger Index (GHI), which reflects data from the period 2008–2012, shows that global hunger has improved since 1990, falling by one-third. Despite the progress made the level of hunger in the world remains “serious,†with 870 million people going hungry,...

This 2014–2015 Global Food Policy Report is the fourth in an annual series that provides a comprehensive overview of major food policy developments and events. In this report, distinguished researchers, policymakers, and practitioners review what happened in food policy in 2014 at the global,...