Countries in sub-Saharan Africa lose billions of dollars each year through corruption, say analysts. Local and international efforts to reform governance have been inconsistent.

With South Africa, Nigeria, and Kenya all hobbled by varying degrees of instability and infighting, experts fear Africa lacks leadership for continent-wide security and economic initiatives.

A profile of the Group of 20 major and emerging world economies.

Venezuela is trying to develop new markets for its oil at a time of increasing friction with its main customer, the United States. But a significant short-term shift in oil relations between Venezuel…

The African Growth and Opportunity Act has boosted U.S.-Africa trade and is viewed favorably by economists. But experts say African states must build trade capacity to benefit fully.