We employ recently developed panel data methods to estimate a model of private investment under financial restraints for 20 developing countries using annual data for 1972-2000. We show that the qualitative nature of the results varies depending on whether we take into account cross-country...

This paper econometrically examines the impact of aid on the well-being of population sub-groups within 48 developing countries. This is a radical departure from previous empirical research of aid effectiveness at the country level, which has looked mainly at the relationship between aid and...