A hotter-than-expected consumer price index reading rattled markets Wednesday, but markets are buzzing about an even more specific prices gauge contained within the data — the so-called supercore inflation reading. Along with the overall inflation measure, economists also look at the core CPI, which excludes volatile food and energy prices, to find the true trend. The supercore gauge, which also excludes shelter and rent costs from its services reading, takes it even a step further. Fed officials say it is useful in the current climate as they see elevated housing inflation as a temporary problem and not as good a ... (full story)