AS AFRICA'S LARGEST OIL exporter and its most densely populated country, Nigeria has huge potential in terms of building infrastructure that can enable diversification beyond its oil sector reliance. This in turn would boost economic activity and assist in the reduction of high levels of poverty. But its failure to invest in infrastructure has long been acknowledged as a huge barrier to growth. A lack of refinery facilities for example means that despite being hydrocarbon rich, petrol has to be imported. But there are signs that change is coming.
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