A Bearish Signal in Muni Bond ETFs?
March 19, 2012 at 13:00 PM EDT
The largest U.S.-listed municipal bond exchange traded fund has started trading at a discount to its net asset value for the first time in five months. The iShares S&P National AMT-Free Muni Bonds Fund (NYSEArca: MUB) first started trading at a discount to its NAV Thursday and continues to...