Nigeria's Benin region was a major rubber producer in 1960. In 1921, however, the government abandoned the industry as a failure. I explain why rubber did not take hold before 1921. British conquest was motivated in part by the region's wild rubber resources. The government was unable to protect...

In this review, I discuss the role of African institutions in general and pre-colonial institutions in particular in explaining present-day African poverty. Six of the most often cited explanations of African poverty -- geography, ethnolinguistic fractionalization, the slave trades, colonial...

We devise a nonparametric test of strategic behavior in a multiproduct Cournot oligopoly. It is assumed that firms have cost functions that do not change over the period of observation but that market demand can change in each period. Market prices and firm-specific production quantities are...