安哥拉和尼日利亚需要大幅降低对石油的依赖；南非仍然需要实施重大改革措施以解决自种族隔离时代以来困扰它的结构性问题。
Angola and Nigeria need to become far less reliant on oil; and South Africa still needs to implement far-reaching reforms to address structural problems that have plagued it since the apartheid era.