The middle class's incomes are finally growing faster than the rich's

It’s September, and that means it’s time for the Census Bureau to release its annual estimates of Americans’ incomes and the poverty rate. Most of the time, the data is pretty predictable and not particularly exciting. Last year, for instance, the report found that neither median household income nor the poverty rate had changed in a statistically significant way from 2013 to 2014 — thrilling stuff.