Gelb, Alan; Meyer, Christian J.; Ramachandran, Vijaya - 2014
We consider economic development of sub-Saharan Africa from the perspective of slow convergence of productivity, both … across sectors and firms within sectors. Why have 'productivity enclaves', islands of high productivity in a sea of smaller … low-productivity firms, not diffused more rapidly? We summarize and analyse three sets of factors: First, the poor …