The Millennium Development Goal of halving the incidence of extreme poverty from its 1990 level will be achieved in 2015, and the international development community is now moving to a new goal of ?ending extreme poverty.? However, the data needed to monitor progress remain severely limited....

The Millennium Development Goal of halving the incidence of extreme poverty from its 1990 level will be achieved in 2015, and the international development community is now moving to a new goal of "ending extreme poverty." However, the data needed to monitor progress remain severely limited....