Diamond mining contributes to 50% of the government revenue mainly through its 50:50 joint venture with De Beers in the Debswana Diamond Company. It is rated as the least corrupt country in Africa in the Corruption Perceptions Index by international corruption watchdog Transparency International.
Diamond mining generates 50% of the government's income, largely due to a partnership with De Beers in the Debswana Diamond Company. Botswana is recognized for its low levels of corruption by international watchdog Transparency International.