The top 20% of Americans are keeping the economy alive. That’s not a good sign

Consumer spending is a crucial part of the US economy, accounting for about two-thirds of its growth. And judging from retail sales data released earlier this week, that economic engine appears to be running smoothly. Sales were up a strong 0.6% in August, a month when spending was expected to be somewhat lackluster.

​ Consumer spending is a crucial part of the US economy, accounting for about two-thirds of its growth. And judging from retail sales data released earlier this week, that economic engine appears to be running smoothly. Sales were up a strong 0.6% in August, a month when spending was expected to be somewhat lackluster. Read More Breaking News, Latest News and Videos | CNN