"It's a wonderful contribution and another piece of the mosaic" supporting the out-of-Africa hypothesis, said Ekkehard Wolff, professor emeritus of African Languages and Linguistics at the University of Leipzig in Germany, who read the paper.
"Schemes using employment guarantees and an emphasis on training could help get jobseekers off the street and into useful activities, providing a safeguard against further economic stress, " lead author of the report Ekkehard Ernst said.