5 Things Bernanke Doesn't Want to Talk About

The Federal Reserve is a lot more transparent than it was 20 years ago. There are now lively debates about the wisdom of policy choices, in the current case, the Fedâ??s decision to make monthly asset purchases, known as quantitative easing or QE3. But every once and a while, it is a useful exercise to think about some issues that the Fed just doesnâ??t seem to talk about very much.Ahead of the Fedâ??s interest-rate-setting meeting on Tuesday and Wednesday, here are five of the gnarliest questions that the Fed seems to steer clear of.