MINYANVILLE ORIGINAL Is income inequality necessarily problematic for a country? There’s clearly no consensus answer to this question. For example Kip Hagopian and Lee Ohanian at the right-leaning Hoover Institution argue that a more important measure of national well-being is the equality of economic opportunity not income.   While the faults of income inequality are disputed by some there can be little doubt that it exists today. “In the 1970s the top 1% [of income earners] accounted for roughly 10% of the national income. Today that number has jumped to above 20%. Even more strikingly the top 0.1% is ...