We present theory and evidence to suggest that, in the context of analyzing global poverty, the EKS approach to estimating purchasing power parities yields more appropriate international comparison of real incomes than the Geary-Khamis approach. Our analysis of the 1996 and 2005 International...

Cross-country demand data are often consistent with the existence of a representative consumer with homothetic preferences. While homotheticity allows the construction of tight bounds to quantity indexes and their variance, it contradicts the biological reality that humans require minimum...

This paper assesses the role of social media in social and economic development. The web and in particular, social media such as social network sites (e.g. Facebook) and microblogs (e.g. Twitter), allows ordinary citizens to connect with one another and share information via computer-mediated...