Most existing studies of food demand focus on economic factors, such as income and price. Physical factors which determine human energy intake requirement, given economic conditions, such as gender and age structures of the population as well as occupation, are usually not incorporated. While...

The world food crisis has brought about heated discussions on policy responses and actions to achieve future stability and security in food consumption for the poor. While many viewing it as a supply proglem and propose to cope with it by incrasing self-supply, there are also propostitions of...