It was the year that the economy started to recover and then slid back into a slump — only to offer reason for renewed hope in the final weeks.

When 2010 began, hiring and consumer spending were finally picking up. But then something changed in the spring — a combination of the debt troubles in Europe, the fading of stimulus spending and the usual caution by businesses and consumers after a financial crisis. By the summer, the unemployment rate was rising again, and Americans’ attitudes about the future were again souring.