THE economic slump in sub-Saharan Africa caused by the coronavirus outbreak could last well over three years, Ghana’s finance minister said on Tuesday. Much of the region has been spared the infection and death rates that have hit other parts of the world, data suggests, but its economies have been battered by the pandemic and restrictions imposed by governments to contain it. “We are in the middle of the first recession in sub-Saharan Africa in the last 25 years,” said Ghana’s Finance Minister Ken Ofori-Atta. The slump may last well over three years and could push between 26 and 39…