Working paper Changes in the World Distribution of Output-per-Worker 1960-98 : How a Standard Decomposition tells an Unorthodox Story Paul Beaudry, Fabrice Collard, and David A. Green IDEI Working Paper n. 190, 2003 ReferencePaul Beaudry, Fabrice Collard, and David A. Green, “Changes in the World Distribution of Output-per-Worker 1960-98 : How a Standard Decomposition tells an Unorthodox Story”, IDEI Working Paper, n. 190, 2003.