The Federal Reserve's November credit expansion policy, meant to increase inflation, may be working. In January, for the second month straight, the consumer price index grew by 0.4%, according to the Bureau of Labor Statistics. But more importantly, core CPI, which excludes food and energy, ticked up slightly to 0.2% last month. These changes are small, but taken together with additional inflation data they appear to suggest that prices have begun rising. First, here's the chart for the consumer...