The latest evidence comes from Goldman Sachs analyst Michael Kelter, who wrote about the firm's consumer optimism survey.
Optimism was far more prevalent among consumers with higher incomes than with lower incomes, he
Those with incomes of $90,000 or more were optimistic, and those with incomes of $50,000 or less were not.
While that makes sense, Kelter
noted the gap
between the two was the highest in the survey's history.