U.S., Latin America, Middle East and Africa have constant shares of world GDP

Media_http4bpblogspotcomotfwl2zc6qcswwyuy39ikiaaaaaaaal8gcp4xvvbtmqys400worldgdpjpg_drarniacaxmexcg

While Canada and European countries not included in EU15 are excluded from the dataset above, it is still fairly revealing. It appears that Asia has been growing at Europe's expense while the rest of the world has remained relatively flat.

The question is, what happened to all the oil wealth in the Middle East? And to Africa's potential?