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...

The paper introduces the concept of social divergence, defined as the social barriers to communication and exchange between individuals and groups of individuals within a society. Social divergence is determined by the characteristics of a society, including the distribution of income,...