In this paper, we apply a novel analytical technique—k-means clustering—to understand the relationship between the growth of firms and the availability of power in sub-Saharan Africa. We develop a classification of firms and show how firm clusters are distributed across industries and...

How big is China's aid to Africa? Does it complement or undermine the efforts of traditional donors? China releases little information, and outside estimates of the size and nature of Chinese aid vary widely. In an effort to overcome this problem, AidData, based at the College of William and...