The world's richest 2,153-people controlled more money than the poorest 4.6-billion combined in 2019, while unpaid or underpaid work by women and girls adds three-times more to the global-economy each-year than the technology-industry, Oxfam said. "It is important for us to underscore that the hidden-engine of the economy that we see is really the unpaid care work-of-women," Amitabh Behar told Reuters in an interview.