In Sub-Saharan Africa, the scale of undernutrition is staggering; 58 million children under the age of five are too short for their age (stunted), and 14 million weigh too little for their height (wasted). Poor diets in terms of diversity, quality, and quantity, combined with illness and poor water and sanitation facilities, are linked with deficiencies of micr...

This paper models household investments in young children when parents and older siblings share caregiving responsibilities and when investments by older siblings contribute to young children's human capital accumulation. To test the predictions of the model, the paper estimates the impact of having o...