Africa investment urged to boost world economy

With an ailing US economy, European debt battles and Japan rebuilding after a crisis, investors should be looking south -- to Africa, the head of the African Development Bank said.

Investing in the continent at a time when developed countries' economies are struggling would boost the world economy, Donald Kaberuka told AFP in an interview in Washington this week.

Africa is rich in mineral wealth and proven oil reserves, has a growing, urban middle class and undeveloped infrastructure.