The Second Agricultural Survey in China revealed that during 2006 about 130 million rural workers spent more than a month working outside the township of their residence. Most of these migrant workers engaged in industrial and services activities. They have played an increasingly important role...

"As China's export juggernaut employs many imported inputs, there are many policy questions for which it is crucial to know the extent of domestic and foreign value added in its exports. The best known approach - the concept of "vertical specialization" proposed by Hummels, Ishii and Yi (2001) -...