The study focused on a cross-section of countries observed in the mid-1990s, so the conclusions from that effort are beginning to be a bit dated. In addition, signi cant revisions of the data underlying the 2005 paper have been published. Last but not least, in the intervening years become aware...

Frontmatter -- Contents -- Preface -- 1. Introduction and Preliminaries -- Part I. Technology Differences Across Space -- Part II. Interpreting Technology Differences -- Part III. Technology Differences over Time -- Appendix A. Proofs and Calculations -- Appendix B. A New Data Set on Mincerian...