The international community's commitment to halve global poverty by 2015 has been enshrined in the first Millennium Development Goal. How global poverty is measured is a critical element in assessing progress towards this goal, and different researchers have presented widely-varying estimates....

It is widely recognized that health is influenced by a variety of social, economic and environmental factors, and not just by access to health care. The extensive empirical literature on the social determinants of-- and inequalities in-- health has yet to be matched by an appreciation of the...

In the last fifty years, average overall health status has increased more or less in parallel with a much celebrated decline in mortality, attributed mostly to poverty reduction, sanitation, nutrition, housing, immunization, and improved medical care. It is becoming increasingly clear, however,...