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Diamonds are a rebelś best friend /Ola Olsson
Olsson, Ola, (2004)
Diamonds are Not Forever : Botswana Medium-Term Fiscal Sustainability
Kojo, Naoko C., (2010)
Diamonds are not forever : Botswana medium-term fiscal sustainability
Labour migration from Lesotho: implications for South African labour market policies
Cobbe, James H., (1997)
[Rezension von: Reynolds, Lloyd G., Economic growth in the Third World, 1850 - 1980]
Cobbe, James H., (1986)
Enclave development in minerals : an argument and an illustration
Cobbe, James, (1981)