Using household survey data, this paper estimates the mortality impact of improved water and sanitation access in order to evaluate the potential contribution of water and sanitation investment toward achieving the child mortality targets defined in Millennium Development Goal 4. The authors...

We use an original data set covering 270 natural disasters to analyze the determinants of international emergency aid. Although humanitarian need appears to be a major determinant of emergency relief payments, our results suggest that political and strategic factors play a crucial role in...