Half of the world’s 10 fastest growing economies are countries on the continent of Africa, according to a list based on the average growth projections in the coming years by the World Bank.With that in mind, attorneys with DLA Piper held a weeklong course last month on complex business deals for law students and practicing lawyers at a law school in Ethiopia — one of the countries on that list.“There is really a burgeoning market for this type of negotiation,” said Richard Chesley, a DLA Piper …