Fed's Bullard: Drop in US inflation may be persistent, it is concerning for Fed

Additional headlines from St. Louis Fed President James Bullard are crossing the wires, with the key quotes, via Reuters, found below:

• Drop in U.S. inflation may be persistent, it is concerning for the Fed
• Crude oil prices, in particular, tend to influence the headline inflation rate
• Even if the U.S. unemployment rate declines substantially further, the effects on U.S. inflation are likely to be small
• The current level of the policy rate is appropriate given current macroeconomic data