The World's Billionaires 2010 $3.5 billion. The United States accounted for 38% of the lists, down from 44% the year prior. The World's Billionaires 2010 The World's Billionaires 2010 edition was 24th annual ranking of The World's Billionaires by "Forbes" magazine. The list estimated the net worth of the world's richest people, excluding royalty and dictators, as of February 12, 2010. It was released online on March 10, 2010. Forty reporters across 13 countries contributed to the list. Carlos Slim and Bill Gates were featured on the cover. Mexican telecommunication mogul Carlos Slim narrowly eclipsed Microsoft's Bill Gates to top the billionaire list for
Grupo México Grupo México Grupo México is the largest mining corporation in Mexico and the third largest copper producer in the world through ASARCO. Ferrocarril Mexicano (Ferromex), the company's rail transport division, operates the nation's largest rail fleet. The company was founded by Raul Antonio Escobedo and Larrea Mota Velasco in 1978. After the government of Carlos Salinas declared the state mining company bankrupt, Larrea purchased key Mexican copper mines in Cananea and Nacozari (cities in the state of Sonora). He also purchased numerous other mining sites, including coal mines in the state of Coahuila. By 2000, Grupo México was responsible for