However, it is unable to keep up with more developed economies in the high-value-added market. As a result, newly industrialized economies such as South Africa and Brazil have not, for decades, left what the World Bank defines as the 'middle-income range' since their per capita gross national product has remained between $1,000 to $12,000 at constant (2011) prices.[1] They suffer from low investment, slow growth in the secondary sector of the economy, limited industrial diversification and poor labor market conditions.[3]