NISHIO Hirokazu[Translate]
ヒダルゴ
http://irritantis.info/2012/09/cesar_hidalgo/
The building blocks of economic complexity
http://www.pnas.org/content/106/26/10570.abstract

Related Pages

"Engineer's way of creating knowledge" the English version of my book is now available on [Engineer's way of creating knowledge]
(C)NISHIO Hirokazu / Converted from [Scrapbox] at [Edit]