Paul Krugman: Presidents and the Economy

Suddenly, or so it seems, the U.S. economy is looking better. Things have been looking up for a while, but at this point the signs of improvement — job gains, rapidly growing G.D.P., rising public confidence — are unmistakable.

The improving economy is surely one factor in President Obama’s rising approval rating. And there’s a palpable sense of panic among Republicans, despite their victory in the midterms. They expected to run in 2016 against a record of failure; what do they do if the economy is looking pretty good?