Refer to the graph shown here. The higher the percentage share of income earned by top 1% of earners, the higher will be the “Economic disparity” in that country. In which of the following years, did the US witness lowest “Economic disparity”
From the given curve, it is evident that minimum share of income earned by top 1% of earners is lowest for the period 1970-90 and therefore in the same period, US witnessed lowest “Economic disparity”.