Nigeria has a bold national vision of becoming one of the world's top 20 economies by 2020. However, despite being the 8th most populous country in the world, it ranks 41st in terms of GDP and 161st in terms of GDP per capita. Nigeria has long depended on oil for its exports and government revenues. This dependence has led to rent seeking and a reluctance to examine potential avenues for economic diversification. The authors of 'Knowledge, Productivity,...