A simple equation: more education = more income, By Eduardo Porter, September 10, 2014, New York Times: “Imagine if the United States government taxed the nation’s one-percenters so that their post-tax share of the nation’s income remained at 10 percent, roughly where it was in 1979. If the excess money were distributed equally among the rest of the population, in 2012 every family below that very top tier would have gotten a $7,105 check. This is hardly trivial money. But it pales compared to the gap between the wages of a family of two college graduates and a family of high school graduates. Between 1979 and 2012, that gap grew by some $30,000, after inflation…”