What shape will the global economy take over the next century?
How can Ghana avoid the kinds of corruption and conflict that often accompany higher oil revenues?
How has Ireland overcome its history to become one of the most affluent countries in the region?
What are the mainstays — and surprises — of a trip through the African wilderness?
Why did aid help Botswana out of poverty — and prove ineffective in Zambia?
Are natural resources a curse or a blessing to African nations?