Photo: Ben Eijbergen With a metropolitan population approaching 23 million, Lagos is the economic engine of Nigeria and one of the largest cities on the African continent. Rapid growth,…

Roger Gorham, Benedict L.J. Eijbergen, Ajay Kumar |

Mobility is a precondition for economic growth: mobility for access to jobs, education, health, and other services. Mobility of goods is also critical to supply world markets in our globalized…

Marc Juhel |