Frans de Waal found that capuchin monkeys strongly oppose this phenomenon in an experiment where they were fed cucumbers. (-5[1])In The Spirit Level, (-5[2])Richard Wilkinson and Kate Pickett argued that this phenomenon “gets under the skin,” correlating with numerous negative health outcomes. Tony Atkinson’s index of this phenomenon includes a coefficient that represents (-5[1])aversion to this phenomenon. (-5[1])The “central contradiction of capitalism,” which holds that r exceeds g, leads to increasing levels (-5[1])of this phenomenon according to Thomas Piketty. (10[1])The size of two areas of the Lorenz Curve (-5[1])are compared in a measure of this phenomenon, the Gini coefficient. (10[3])For 10 points, (10[1])name this phenomenon, the disparity in outcomes between the rich and the poor. (10[1])■END■ (10[3])