Although you might not have noticed — something else seems to have been going on — Federal Reserve Chair Jerome Powell spent Wednesday and Thursday testifying before Congress. In the end, he delivered a very simple and effective message: The Fed is successfully doing its job; maybe Congress should consider doing its job. As for the first, Powell reviewed the facts on the ground. Gross domestic product grew at an annualized rate of 1.9 percent in the 3rd quarter, disappointingly down a bit from 2018. The household sector remains strong, buoyed by a very solid labor market — 3.6 percent...