Economic growth in sub-Saharan Africa was likely to slow this year to its weakest in nearly two decades, hurt by a slump in commodity prices, drought and the after-effects of the Ebola outbreak, the International Monetary Fund said yesterday. In its African Economic Outlook, the IMF forecast growth would slip to 3% this year - the lowest rate since 1999 - from 3.4% in 2015.Growth was expected to recover to 4% next year, helped by a slight recovery in commodity prices, and the IMF said it was still optimistic about the region's prospects in the longer term."However, to realise this potential, a substantial policy reset is critical in many cases," the IMF said.Countries hurt by the drop in commodity prices needed to control their fiscal deficits because the declines in revenue were expected to persist, it said. ..