Infrastructure made a net contribution of around one percentage point to Nigeria's improved per capita growth performance in recent years, in spite of the fact that unreliable power supplies held growth back. Raising the country's infrastructure endowment to that of the region's middle-income...

Despite external shocks, Mali's economy grew by 5.3 percent per year between 2003 and 2006, driven primarily by the telecommunications sector. But Mali's landlocked condition, together with the uneven distribution of population and economic activities between the arid north and the much richer...

Liberia's power generating capacity and national grid were completely demolished during 14 years of civil war. Piped water access fell from 15 percent of the population in 1986 to less than 3 percent in 2008. War also left the national road network in a state of severe disrepair. Since the...