Mainland China now has more US dollar billionaires than any country outside the US, the Shanghai Oriental Morning Post reported, based the Forbes and Hurun rich lists. Of the 800 rich mainlanders, 108 are US dollar billionaires, compared to just 15 in 2006 and none in 2002, according to the Hurun report. While it agrees with Forbes magazine’s ranking of 26-year-old Yang Huiyan as the richest mainlander (and the richest in Asia), Hurun disagrees with its assessment of her net worth. The ...