Ag commodity markets obviously are on a bull tear that is driving food inflation, but that high level of agri-food inflation may be masking some of the inflation in the general economy. Core inflation, which excludes food and energy, was up 0.2 percent again in June and is up 2.2 percent from a year ago, hovering near the largest 12-month gain since September 2008. In the past three months, core prices are up at a 2.6 percent annual rate despite lower energy prices.These figures already are above the Federal Reserve's supposed target of 2 percent. According to the Fed and testimony from Chairman Ben Bernanke to the House Banking Committee this week, inflation is expected to be 1.2-1.7 percent this year compared with the Federal Open Marke...