" The basic proposition that the “Krugman calculation” was meant to convey is that income inequality has been increasing so rapidly that most families have failed to get much benefit out of long-term growth. This proposition stands. One need not take seriously the efforts by supply-siders to chop the past fifteen years into little slices, and claim the good ones while disclaiming the bad ones. "

― Paul Krugman , Arguing with Zombies: Economics, Politics, and the Fight for a Better Future