A worker reacts at a phosphate production plant at the end of his shift in Metlaoui, Tunisia February 8, 2019. Picture taken February 8, 2019. TO MATCH INSIGHT TUNISIA-ECONOMY/  REUTERS/Zoubeir Souissi
A worker at a phosphate production plant at the end of his shift in Metlaoui, Tunisia. Reuters

21,000 ghost workers reverse Tunisia's phosphate fortune