Rogoff has had an instrumental role in advising policy makers on the operating and capital needs of Amtrak, including the initiation and financing of high speed Acela service, as well as the financing of dozens of new light rail and bus rapid transit systems across the United States.

WHITEHOUSE: THE WHITE HOUSE

The government plans to tackle congestion in cities by a big expansion in light rail, trams and other rapid-transit systems.

ECONOMIST: British election briefing: Transport

The city has launched a regulated bus rapid-transit system and has begun work to develop a reliable and affordable urban rail system as part of efforts to sort out its legendary snail-paced traffic.

CNN: Lagos of the future: Megacity's ambitious plans

Also included in the wish list is a proposal for a light rapid transit system linking the city centre with the bay, and an upgrade of the city's central rail and bus stations.

BBC: South East Wales