Election issue: Why people still feel the economy stinks

U.S. unemployment is down. Consumer confidence is up. Inflation is low.
Things are improving, yet Americans are still worried. The economy is voters' top concern ahead of the midterm elections next month, ranking ahead of national security, according to a recent Politico poll.
Only 42% of those surveyed by CNN late last month thought the economy was in good shape. While that's the highest share since January 2008 and an improvement from the 29% who felt this way a year ago, it's still weak overall.
Let's take...