Building upon an original and fruitful research line, a recent paper by Hidalgo and Hausmann (2009) proposed new indicators of product sophistication and economic complexity constructed solely upon international trade data, in their Method of Reflections. The authors find their indicators for...

Building upon an original and fruitful research line, a recent paper by Hidalgo and Hausmann (2009) proposed new indicators of product sophistication and economic complexity build solely upon international trade data, in their Method of Re?ections. The authors ?nd their indicators for economic...