This study assesses the sustainability of Botswana’s diamond-related fiscal revenue. Diamond reserves are not adequate to generate enough permanent revenue to sustain a high level of expenditure. Under the current fiscal rule that no debt may be accumulated, Botswana will have to save more to...

This paper provides an overview of diamond mining in sub-Saharan African countries, and explores the reasons for substantial differences in their tax rates and fiscal revenues from the sector, which mainly arise from differences in the incentives for smuggling. In a theoretical model, we show...