I stumbled on the squad list for the Japan 1993 U17 world cup, and immediately observed that a large number of the players who participated for such great football nations as Brazil, Argentina et al, did not make a single appearance for the national team in the long run.

A quick analysis of the squad list of African nations such as Nigeria and Ghana, as well as Japan and Germany immediately showed that Africa and Asia have fared better than European countries in this regard.

Download the book and read. Except falsified, Data tells the truth always.

Enjoy.

http://www.scribd.com/doc/68509415/Football-Talent-FIFA-Age-Group-Competitions