Need a brief answer

You are a brand analyst working for a large multinational retail organisation in South Africa. The organisation specialises in premium products. You have been provided with the following statement: "According to the World Bank, South Africa remains a dual economy with one of the highest inequality rates in the world, with a Gini Coefficient of 0.643." The Board of Directors convened a special meeting to discuss the implications of the quote above. You are required to produce a brief on the statement above, specifically referring to the implications it holds for the brand. Asnwer the following: A good, understandable definition of the Gini Coefficient. Indicate the significance of the South African Gini coefficient in relation to Gini coefficient ranges associated with equal and unequal income distributions