There is a general consensus that most of the poor in developing countries are net food buyers and food price increases are bad for the poor. This could be expected of urban poor, but it is also often attributed to the rural poor. Recent food price increases have increased the importance of this...

Introduction -- Consumption economies of scale and Engel equivalence scales -- Socio-economic and demographic characteristics of Sri Lankan households -- Link between income and economies of scale -- Economies of scale in home-grown food consumption -- Implications of access to electricity on...