The Oil Crisis erupted in 1974 has caused severe contractions in global investment and aggregate demand. In order to combat the consequences of this crisis, a new process has been initiated in the global economy under the leadership of developed countries such as the USA, Japan and Germany. This process dominated by neo-liberal economic policies has included opening up economies to foreign markets, and initiating deregulation policies in domestic labour, goods and capital markets. Since then, the production of new goods and services and their financing has become a new global agenda. In order to manage this new process, new economic associations have started to be established. One of these new associations is the BRICS countries. This process, called "globalization", has also affected financial markets. In this period, the types of financial instruments have increased, their usage has become widespread and financial markets have deepened. One of the most important areas affected by financial deepening, which has an increasing impact on the global economy, and has many economic impacts ranging from employment to balance of payments, from monetary policies to fiscal policies, is the distribution of income. In the present study, the effect of financial deepening on income distribution is examined for BRICS-T