Just how inflexible are lending standards these days? Ben Bernanke said at a conference Thursday that he’d been unable recently to refinance his mortgage. “It’s entirely possible” that lenders “may have gone a little bit too far on mortgage credit conditions,” he said at a conference in Chicago, according to Bloomberg News. But wait. Surely a man with high income, lots of equity in his home, good credit and a solid net worth must be able to get a mortgage. Mr. Bernanke stepped down as the chairman of the Federal Reserve in January and joined the Brookings Institution as a...