Are things looking up?

The economy grew at a scorching 7.2 percent annual rate in the third quarter in the strongest pace in nearly two decades. Consumers spent with abandon and businesses ramped up investment, compelling new evidence of an economic resurgence.

The increase in gross domestic product, the broadest measure of the economy’s performance, in the July-September quarter was more than double the 3.3 percent rate registered in the second quarter, the Commerce Department reported Thursday.

How long will it take for someone to explain this away?