Food security is recognized as a multifaceted condition of complex causality that is related to, yet distinct from, poverty and hunger. Given its broad definition, it is no surprise that food security eludes precise measurement. This study considers there to be three components of household food...

This study uses a multi-market model of maize production to assesses the potential impact of "on-the-shelf" improved maize technologies on the welfare of rural and urban households in Kenya. We find that diffusion of technologies in favored areas is likely to have substantially greater positive...

Critics argue that high external input technologies are too costly for African farmers, and that pilot programs to promote them are economically unsustainable. This paper assesses Sasakawa-Global 2000 programs in Ethiopia and Mozambique; budgets, yield models and subsector analysis help explain...