In January 2015, Byanyima co-chaired the World Economic Forum in Davos. She used the forum to press for action to narrow the gap between rich and poor. The charity's research claims that the share of the world's wealth owned by the richest 1 percent of the world population had increased to nearly 50 percent in 2014, whereas 99 percent shares the other half. Oxfam's figures are strongly contested by several economists.
