Is the wage gap between men and women due to discrimination? Overview: women's earnings / Bureau of Labor Statistics ; Women's wages are lower due to occupational segregation / Ariane Hegewisch and Maxwell Matite ; Institutional bias partially explains the gender wage gap / Bryce Covert ; The gender wage gap is a myth / Diana Furchtgott-Roth ; The "equal pay day" myth / Carrie Lukas ; Sex, workers: gender discrimination does not explain the male-female pay gap / Andrew Biggs -- Is the wage gap between rich and poor harmful? Overview: the gap in income between rich and poor / Pew Social & Demographic Trends ; Rising income inequality adversely affects many social systems / Elizabeth McNichol et al. ; Income inequality has eroded the middle class and the American dream / Stewart Lansley ; Income inequality affects social equality, social unity, and happiness / Timothy Noah ; There is no evidence that inequality harms the economy or democracy / Scott Winship ; Income inequality can be good for everyone / Richard A. Epstein ; Inequality does not make people unhappy / Arthur C. Brooks -- Is the wage gap among races problematic for society? Overview: income by race and Hispanic origin / Carmen DeNavas-Walt, Bernadette D. Proctor, and Jessica C. Smith ; Discrimination explains the low wages of black men / Darrick Hamilton, Algernon Austin, and William Darity Jr. ; Income inequality disproportionately harms women of color / Sophia Kerby ; The racial wage gap contributes to a racial wealth gap / Signe-Mary McKernan et al. ; Discrimination does not explain the race and gender wage gaps / June O'Neill ; Minimum wage laws hurt, not help, unskilled black youths / Walter E. Williams -- Is education key to reducing wage gaps? Education is the key to a healthy economy / George P. Shultz and Eric A. Hanushek ; Affordable higher education could be a great equalizer / Josh Freedman ; Education is not the cure for income inequality / Lawrence Mishel ; Higher education is not always a smart monetary investment / Stephanie Owen and Isabel Sawhill ; The wealthy kids are all right / Chuck Collins.