Introduction
Brazil is one of the fascinating developing economies, which economic and social progress over the period of 2003-2014 lifted over 29 million people from extreme poverty. Based on the World Bank (2015) statistics, the inequality rate in the country fell by 11% with the income level of the poorest 40% of the population rose by as much as 7.1% over the same period. At the same time, global financial crisis and political instability in the country over the past few years have had its negative impact on the economy as a whole, reflecting stagnation in inequality reduction and deterioration ...