Recent food price fluctuations have sparked renewed interest in the impact of food prices on poverty and food security. This paper reviews the literature and analyzes why different authors often reach different conclusions regarding the welfare impacts of food price changes. We first show that...

The paper provides the first large-scale survey-based evidence on the impact of the global food crisis of 2007-08 using an indicator of self-assessed food security from the Gallup World Poll. For the sampled countries as a whole, this subjective indicator of food security remained the same or...

Do higher food prices help or hinder poverty reduction? Despite much debate, existing research has almost solely relied on simulation models to address this question. In this paper World Bank poverty estimates are used to systematically test the relationship between changes in poverty and...