The ETF tracks 150 different bonds and can be expected to have a yield above that of investment grade corporate bond funds. (bondfunds.com)
There are problems in investment grade corporate bonds in the cash market, but spreads haven't moved anywhere nearly as much as they did in 2002. (alephblog.com)
For investment grade corporate bonds two indices tracking these markets have very different liquidity profiles. (indexologyblog.com)