Raising interest rates at this week's meeting might blindside investors; holding off too long would further the impression the Fed's beholden to the markets.

Similar creditors are usually treated the same in a bankruptcy, so plan to give pension funds twice as much may not hold up in court.

Similar creditors are usually treated the same in a bankruptcy, so plan to give pension funds twice as much may not hold up in court.

Van Eck Associates registered an ETF focused on Puerto Rico and other U.S. territories, which may debut in 2014 or later this year.