In recent years, investors have grown increasingly comfortable with the thought of achieving their fixed income exposure through ETFs. Through the first six months of 2010, bond ETFs had seen cash inflows of more than $18 billion, nearly half of the total for the ETF industry as a whole. Many of the most popular bond ETFs fall into the Total Bond Market ETFdb Category, offering broad exposure to the investment grade fixed income universe. But as Washington has continues to issue new debt, many aggregate bond indexes have begun to skew more heavily towards Treasuries, as government bonds and securities issued by agencies of the U.S. government account for bigger portions of the total allocation. Some investors looking to establish more balanced fixed income exposure have turned to corporate bond ETFs. Not that long ago, ETF options for corporate bond exposure were limited; the iBoxx $ Investment Grade Corporate Bond [...] Click here to read the original article on ETFdb.com. Related Stories: Time For An International Corporate Bond ETF? Claymore Launches Maturity Date Corporate Bond ETFs Claymore Readies Targeted Corporate Bond ETFs