The aim of this paper is to measure the returns to migration using non-experimental data taking both observed and unobserved characteristics into account. A significant challenge related to migration research and the issues of unobserved heterogeneity is that the standard 2stage least squares...

The 1998 Report investigates the 20th century's growth in consumption, unprecedented in its scale and diversity. The benefits of this consumption have spread far and wide. More people are better fed and housed than ever before. Living standards have risen to enable hundreds of millions to enjoy...