In 1979, a presidential commission went as far as saying that they constituted "a serious threat to the economy", and, by 1989, they had still not furthered industrialization or fostered the development of a Black business class.
Vuonna 1979 presidentin komissio sanoi niiden olevan "vakava uhka taloudelle", eivätkä ne myöhemminkään 1989 mennessä olleet edistäneet teollistumista tai mustan bisnesluokan syntymistä.