The real median income of American men who work full-time, year-round peaked forty years ago in 1973, according to data published by the U.S. Census Bureau. In 1973, median earnings for men who worked full-time, year-round were $51,670 in inflation-adjusted 2012 dollars. The median earnings of men who work full-time year-round have never been that high again. […] By comparison, the real median earnings of American women who work full-time year-round peaked in 2007, when women who worked full-time earned $38,872 in constant 2012 dollars. …