The research regarding the impacts changes in income distribution on the procedures of the economy and also social issues continued for a long time in the economy, which are still important to the work of Karl Marx. The discussion on economic or income inequality somewhat became out dated during the last 20th century quarter, however, Karl Marx and some economists carried on to form a theory about the potential negative effects of income inequality to the people. Amongst the reasons to form the theory was the constant interest that found that an increase in income inequality was the dominant weakness to the economic system.
Furthermore, another reason was that the intra-country increasing income inequality gap in both South Africa and USA,
Furthermore, another reason was that the intra-country increasing income inequality gap in both South Africa and USA,