"How can the impact of aid be estimated in the presence of fungibility? And how far does fungibility reduce its benefits? These questions are analyzed in a context where a donor wants to target its efforts on a specific sector and specific geographic areas. A traditional...

Indicators of household food insecurity are typically static and thus ignore a key dimension of food insecurity. An explicitly forward-looking food insecurity indicator is developed that takes into account both current dietary inadequacy and vulnerability to dietary inadequacy in the future....