"Responsibility for the material support of older people, unable to sustain themselves through work or investments, has originally resided with their younger generational family members - especially their adult children ... Questions about the proper balance of family and state responsibilities, however, persist, especially in the light of socio-demographic trends and constraints in public expenditure. In most of sub-Saharan Africa ... economic security policies for older people have not yet been formulated." (Quoted from product description)