English: A matrix representation of products traded in the global economy in the year 2000. A. The Product Space matrix sorted by SITC4 classification. B. The Product Space hierarchically sorted reveals modularity and that 775 products are actively traded.
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{{Information |Description ={{en|1=A matrix representation of products traded in the global economy in the year 2000. A. The Product Space matrix sorted by SITC4 classification. B. The Product Space hierarchically sorted reveals modularity and that 775